a b/docs/site_libs/jquery-3.6.0/jquery-3.6.0.js
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/*!
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 * jQuery JavaScript Library v3.6.0
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 * https://jquery.com/
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 *
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 * Includes Sizzle.js
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 * https://sizzlejs.com/
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 *
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 * Copyright OpenJS Foundation and other contributors
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 * Released under the MIT license
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 * https://jquery.org/license
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 *
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 * Date: 2021-03-02T17:08Z
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 */
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( function( global, factory ) {
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    "use strict";
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    if ( typeof module === "object" && typeof module.exports === "object" ) {
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        // For CommonJS and CommonJS-like environments where a proper `window`
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        // is present, execute the factory and get jQuery.
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        // For environments that do not have a `window` with a `document`
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        // (such as Node.js), expose a factory as module.exports.
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        // This accentuates the need for the creation of a real `window`.
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        // e.g. var jQuery = require("jquery")(window);
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        // See ticket #14549 for more info.
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        module.exports = global.document ?
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            factory( global, true ) :
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            function( w ) {
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                if ( !w.document ) {
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                    throw new Error( "jQuery requires a window with a document" );
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                }
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                return factory( w );
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            };
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    } else {
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        factory( global );
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    }
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// Pass this if window is not defined yet
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} )( typeof window !== "undefined" ? window : this, function( window, noGlobal ) {
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// Edge <= 12 - 13+, Firefox <=18 - 45+, IE 10 - 11, Safari 5.1 - 9+, iOS 6 - 9.1
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// throw exceptions when non-strict code (e.g., ASP.NET 4.5) accesses strict mode
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// arguments.callee.caller (trac-13335). But as of jQuery 3.0 (2016), strict mode should be common
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// enough that all such attempts are guarded in a try block.
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"use strict";
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var arr = [];
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var getProto = Object.getPrototypeOf;
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var slice = arr.slice;
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var flat = arr.flat ? function( array ) {
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    return arr.flat.call( array );
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} : function( array ) {
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    return arr.concat.apply( [], array );
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};
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var push = arr.push;
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var indexOf = arr.indexOf;
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var class2type = {};
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var toString = class2type.toString;
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var hasOwn = class2type.hasOwnProperty;
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var fnToString = hasOwn.toString;
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var ObjectFunctionString = fnToString.call( Object );
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var support = {};
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var isFunction = function isFunction( obj ) {
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        // Support: Chrome <=57, Firefox <=52
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        // In some browsers, typeof returns "function" for HTML <object> elements
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        // (i.e., `typeof document.createElement( "object" ) === "function"`).
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        // We don't want to classify *any* DOM node as a function.
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        // Support: QtWeb <=3.8.5, WebKit <=534.34, wkhtmltopdf tool <=0.12.5
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        // Plus for old WebKit, typeof returns "function" for HTML collections
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        // (e.g., `typeof document.getElementsByTagName("div") === "function"`). (gh-4756)
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        return typeof obj === "function" && typeof obj.nodeType !== "number" &&
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            typeof obj.item !== "function";
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    };
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var isWindow = function isWindow( obj ) {
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        return obj != null && obj === obj.window;
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    };
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var document = window.document;
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    var preservedScriptAttributes = {
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        type: true,
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        src: true,
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        nonce: true,
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        noModule: true
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    };
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    function DOMEval( code, node, doc ) {
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        doc = doc || document;
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        var i, val,
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            script = doc.createElement( "script" );
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        script.text = code;
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        if ( node ) {
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            for ( i in preservedScriptAttributes ) {
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                // Support: Firefox 64+, Edge 18+
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                // Some browsers don't support the "nonce" property on scripts.
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                // On the other hand, just using `getAttribute` is not enough as
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                // the `nonce` attribute is reset to an empty string whenever it
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                // becomes browsing-context connected.
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                // See https://github.com/whatwg/html/issues/2369
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                // See https://html.spec.whatwg.org/#nonce-attributes
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                // The `node.getAttribute` check was added for the sake of
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                // `jQuery.globalEval` so that it can fake a nonce-containing node
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                // via an object.
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                val = node[ i ] || node.getAttribute && node.getAttribute( i );
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                if ( val ) {
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                    script.setAttribute( i, val );
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                }
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            }
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        }
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        doc.head.appendChild( script ).parentNode.removeChild( script );
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    }
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function toType( obj ) {
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    if ( obj == null ) {
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        return obj + "";
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    }
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    // Support: Android <=2.3 only (functionish RegExp)
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    return typeof obj === "object" || typeof obj === "function" ?
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        class2type[ toString.call( obj ) ] || "object" :
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        typeof obj;
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}
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/* global Symbol */
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// Defining this global in .eslintrc.json would create a danger of using the global
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// unguarded in another place, it seems safer to define global only for this module
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var
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    version = "3.6.0",
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    // Define a local copy of jQuery
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    jQuery = function( selector, context ) {
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        // The jQuery object is actually just the init constructor 'enhanced'
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        // Need init if jQuery is called (just allow error to be thrown if not included)
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        return new jQuery.fn.init( selector, context );
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    };
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jQuery.fn = jQuery.prototype = {
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    // The current version of jQuery being used
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    jquery: version,
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    constructor: jQuery,
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    // The default length of a jQuery object is 0
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    length: 0,
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    toArray: function() {
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        return slice.call( this );
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    },
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    // Get the Nth element in the matched element set OR
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    // Get the whole matched element set as a clean array
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    get: function( num ) {
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        // Return all the elements in a clean array
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        if ( num == null ) {
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            return slice.call( this );
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        }
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        // Return just the one element from the set
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        return num < 0 ? this[ num + this.length ] : this[ num ];
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    },
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    // Take an array of elements and push it onto the stack
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    // (returning the new matched element set)
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    pushStack: function( elems ) {
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        // Build a new jQuery matched element set
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        var ret = jQuery.merge( this.constructor(), elems );
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        // Add the old object onto the stack (as a reference)
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        ret.prevObject = this;
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        // Return the newly-formed element set
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        return ret;
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    },
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    // Execute a callback for every element in the matched set.
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    each: function( callback ) {
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        return jQuery.each( this, callback );
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    },
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    map: function( callback ) {
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        return this.pushStack( jQuery.map( this, function( elem, i ) {
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            return callback.call( elem, i, elem );
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        } ) );
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    },
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    slice: function() {
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        return this.pushStack( slice.apply( this, arguments ) );
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    },
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    first: function() {
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        return this.eq( 0 );
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    },
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    last: function() {
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        return this.eq( -1 );
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    },
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    even: function() {
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        return this.pushStack( jQuery.grep( this, function( _elem, i ) {
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            return ( i + 1 ) % 2;
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        } ) );
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    },
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    odd: function() {
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        return this.pushStack( jQuery.grep( this, function( _elem, i ) {
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            return i % 2;
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        } ) );
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    },
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    eq: function( i ) {
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        var len = this.length,
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            j = +i + ( i < 0 ? len : 0 );
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        return this.pushStack( j >= 0 && j < len ? [ this[ j ] ] : [] );
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    },
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    end: function() {
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        return this.prevObject || this.constructor();
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    },
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    // For internal use only.
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    // Behaves like an Array's method, not like a jQuery method.
252
    push: push,
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    sort: arr.sort,
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    splice: arr.splice
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};
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jQuery.extend = jQuery.fn.extend = function() {
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    var options, name, src, copy, copyIsArray, clone,
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        target = arguments[ 0 ] || {},
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        i = 1,
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        length = arguments.length,
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        deep = false;
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    // Handle a deep copy situation
265
    if ( typeof target === "boolean" ) {
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        deep = target;
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        // Skip the boolean and the target
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        target = arguments[ i ] || {};
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        i++;
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    }
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    // Handle case when target is a string or something (possible in deep copy)
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    if ( typeof target !== "object" && !isFunction( target ) ) {
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        target = {};
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    }
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    // Extend jQuery itself if only one argument is passed
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    if ( i === length ) {
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        target = this;
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        i--;
282
    }
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    for ( ; i < length; i++ ) {
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        // Only deal with non-null/undefined values
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        if ( ( options = arguments[ i ] ) != null ) {
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            // Extend the base object
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            for ( name in options ) {
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                copy = options[ name ];
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                // Prevent Object.prototype pollution
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                // Prevent never-ending loop
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                if ( name === "__proto__" || target === copy ) {
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                    continue;
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                }
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                // Recurse if we're merging plain objects or arrays
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                if ( deep && copy && ( jQuery.isPlainObject( copy ) ||
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                    ( copyIsArray = Array.isArray( copy ) ) ) ) {
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                    src = target[ name ];
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                    // Ensure proper type for the source value
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                    if ( copyIsArray && !Array.isArray( src ) ) {
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                        clone = [];
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                    } else if ( !copyIsArray && !jQuery.isPlainObject( src ) ) {
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                        clone = {};
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                    } else {
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                        clone = src;
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                    }
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                    copyIsArray = false;
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                    // Never move original objects, clone them
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                    target[ name ] = jQuery.extend( deep, clone, copy );
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                // Don't bring in undefined values
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                } else if ( copy !== undefined ) {
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                    target[ name ] = copy;
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                }
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            }
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        }
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    }
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    // Return the modified object
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    return target;
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};
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jQuery.extend( {
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    // Unique for each copy of jQuery on the page
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    expando: "jQuery" + ( version + Math.random() ).replace( /\D/g, "" ),
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    // Assume jQuery is ready without the ready module
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    isReady: true,
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    error: function( msg ) {
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        throw new Error( msg );
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    },
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    noop: function() {},
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    isPlainObject: function( obj ) {
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        var proto, Ctor;
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346
        // Detect obvious negatives
347
        // Use toString instead of jQuery.type to catch host objects
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        if ( !obj || toString.call( obj ) !== "[object Object]" ) {
349
            return false;
350
        }
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        proto = getProto( obj );
353
354
        // Objects with no prototype (e.g., `Object.create( null )`) are plain
355
        if ( !proto ) {
356
            return true;
357
        }
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        // Objects with prototype are plain iff they were constructed by a global Object function
360
        Ctor = hasOwn.call( proto, "constructor" ) && proto.constructor;
361
        return typeof Ctor === "function" && fnToString.call( Ctor ) === ObjectFunctionString;
362
    },
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    isEmptyObject: function( obj ) {
365
        var name;
366
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        for ( name in obj ) {
368
            return false;
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        }
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        return true;
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    },
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    // Evaluates a script in a provided context; falls back to the global one
374
    // if not specified.
375
    globalEval: function( code, options, doc ) {
376
        DOMEval( code, { nonce: options && options.nonce }, doc );
377
    },
378
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    each: function( obj, callback ) {
380
        var length, i = 0;
381
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        if ( isArrayLike( obj ) ) {
383
            length = obj.length;
384
            for ( ; i < length; i++ ) {
385
                if ( callback.call( obj[ i ], i, obj[ i ] ) === false ) {
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                    break;
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                }
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            }
389
        } else {
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            for ( i in obj ) {
391
                if ( callback.call( obj[ i ], i, obj[ i ] ) === false ) {
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                    break;
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                }
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            }
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        }
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        return obj;
398
    },
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    // results is for internal usage only
401
    makeArray: function( arr, results ) {
402
        var ret = results || [];
403
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        if ( arr != null ) {
405
            if ( isArrayLike( Object( arr ) ) ) {
406
                jQuery.merge( ret,
407
                    typeof arr === "string" ?
408
                        [ arr ] : arr
409
                );
410
            } else {
411
                push.call( ret, arr );
412
            }
413
        }
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        return ret;
416
    },
417
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    inArray: function( elem, arr, i ) {
419
        return arr == null ? -1 : indexOf.call( arr, elem, i );
420
    },
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    // Support: Android <=4.0 only, PhantomJS 1 only
423
    // push.apply(_, arraylike) throws on ancient WebKit
424
    merge: function( first, second ) {
425
        var len = +second.length,
426
            j = 0,
427
            i = first.length;
428
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        for ( ; j < len; j++ ) {
430
            first[ i++ ] = second[ j ];
431
        }
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        first.length = i;
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        return first;
436
    },
437
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    grep: function( elems, callback, invert ) {
439
        var callbackInverse,
440
            matches = [],
441
            i = 0,
442
            length = elems.length,
443
            callbackExpect = !invert;
444
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        // Go through the array, only saving the items
446
        // that pass the validator function
447
        for ( ; i < length; i++ ) {
448
            callbackInverse = !callback( elems[ i ], i );
449
            if ( callbackInverse !== callbackExpect ) {
450
                matches.push( elems[ i ] );
451
            }
452
        }
453
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        return matches;
455
    },
456
457
    // arg is for internal usage only
458
    map: function( elems, callback, arg ) {
459
        var length, value,
460
            i = 0,
461
            ret = [];
462
463
        // Go through the array, translating each of the items to their new values
464
        if ( isArrayLike( elems ) ) {
465
            length = elems.length;
466
            for ( ; i < length; i++ ) {
467
                value = callback( elems[ i ], i, arg );
468
469
                if ( value != null ) {
470
                    ret.push( value );
471
                }
472
            }
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474
        // Go through every key on the object,
475
        } else {
476
            for ( i in elems ) {
477
                value = callback( elems[ i ], i, arg );
478
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                if ( value != null ) {
480
                    ret.push( value );
481
                }
482
            }
483
        }
484
485
        // Flatten any nested arrays
486
        return flat( ret );
487
    },
488
489
    // A global GUID counter for objects
490
    guid: 1,
491
492
    // jQuery.support is not used in Core but other projects attach their
493
    // properties to it so it needs to exist.
494
    support: support
495
} );
496
497
if ( typeof Symbol === "function" ) {
498
    jQuery.fn[ Symbol.iterator ] = arr[ Symbol.iterator ];
499
}
500
501
// Populate the class2type map
502
jQuery.each( "Boolean Number String Function Array Date RegExp Object Error Symbol".split( " " ),
503
    function( _i, name ) {
504
        class2type[ "[object " + name + "]" ] = name.toLowerCase();
505
    } );
506
507
function isArrayLike( obj ) {
508
509
    // Support: real iOS 8.2 only (not reproducible in simulator)
510
    // `in` check used to prevent JIT error (gh-2145)
511
    // hasOwn isn't used here due to false negatives
512
    // regarding Nodelist length in IE
513
    var length = !!obj && "length" in obj && obj.length,
514
        type = toType( obj );
515
516
    if ( isFunction( obj ) || isWindow( obj ) ) {
517
        return false;
518
    }
519
520
    return type === "array" || length === 0 ||
521
        typeof length === "number" && length > 0 && ( length - 1 ) in obj;
522
}
523
var Sizzle =
524
/*!
525
 * Sizzle CSS Selector Engine v2.3.6
526
 * https://sizzlejs.com/
527
 *
528
 * Copyright JS Foundation and other contributors
529
 * Released under the MIT license
530
 * https://js.foundation/
531
 *
532
 * Date: 2021-02-16
533
 */
534
( function( window ) {
535
var i,
536
    support,
537
    Expr,
538
    getText,
539
    isXML,
540
    tokenize,
541
    compile,
542
    select,
543
    outermostContext,
544
    sortInput,
545
    hasDuplicate,
546
547
    // Local document vars
548
    setDocument,
549
    document,
550
    docElem,
551
    documentIsHTML,
552
    rbuggyQSA,
553
    rbuggyMatches,
554
    matches,
555
    contains,
556
557
    // Instance-specific data
558
    expando = "sizzle" + 1 * new Date(),
559
    preferredDoc = window.document,
560
    dirruns = 0,
561
    done = 0,
562
    classCache = createCache(),
563
    tokenCache = createCache(),
564
    compilerCache = createCache(),
565
    nonnativeSelectorCache = createCache(),
566
    sortOrder = function( a, b ) {
567
        if ( a === b ) {
568
            hasDuplicate = true;
569
        }
570
        return 0;
571
    },
572
573
    // Instance methods
574
    hasOwn = ( {} ).hasOwnProperty,
575
    arr = [],
576
    pop = arr.pop,
577
    pushNative = arr.push,
578
    push = arr.push,
579
    slice = arr.slice,
580
581
    // Use a stripped-down indexOf as it's faster than native
582
    // https://jsperf.com/thor-indexof-vs-for/5
583
    indexOf = function( list, elem ) {
584
        var i = 0,
585
            len = list.length;
586
        for ( ; i < len; i++ ) {
587
            if ( list[ i ] === elem ) {
588
                return i;
589
            }
590
        }
591
        return -1;
592
    },
593
594
    booleans = "checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|" +
595
        "ismap|loop|multiple|open|readonly|required|scoped",
596
597
    // Regular expressions
598
599
    // http://www.w3.org/TR/css3-selectors/#whitespace
600
    whitespace = "[\\x20\\t\\r\\n\\f]",
601
602
    // https://www.w3.org/TR/css-syntax-3/#ident-token-diagram
603
    identifier = "(?:\\\\[\\da-fA-F]{1,6}" + whitespace +
604
        "?|\\\\[^\\r\\n\\f]|[\\w-]|[^\0-\\x7f])+",
605
606
    // Attribute selectors: http://www.w3.org/TR/selectors/#attribute-selectors
607
    attributes = "\\[" + whitespace + "*(" + identifier + ")(?:" + whitespace +
608
609
        // Operator (capture 2)
610
        "*([*^$|!~]?=)" + whitespace +
611
612
        // "Attribute values must be CSS identifiers [capture 5]
613
        // or strings [capture 3 or capture 4]"
614
        "*(?:'((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\"|(" + identifier + "))|)" +
615
        whitespace + "*\\]",
616
617
    pseudos = ":(" + identifier + ")(?:\\((" +
618
619
        // To reduce the number of selectors needing tokenize in the preFilter, prefer arguments:
620
        // 1. quoted (capture 3; capture 4 or capture 5)
621
        "('((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\")|" +
622
623
        // 2. simple (capture 6)
624
        "((?:\\\\.|[^\\\\()[\\]]|" + attributes + ")*)|" +
625
626
        // 3. anything else (capture 2)
627
        ".*" +
628
        ")\\)|)",
629
630
    // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter
631
    rwhitespace = new RegExp( whitespace + "+", "g" ),
632
    rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" +
633
        whitespace + "+$", "g" ),
634
635
    rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ),
636
    rcombinators = new RegExp( "^" + whitespace + "*([>+~]|" + whitespace + ")" + whitespace +
637
        "*" ),
638
    rdescend = new RegExp( whitespace + "|>" ),
639
640
    rpseudo = new RegExp( pseudos ),
641
    ridentifier = new RegExp( "^" + identifier + "$" ),
642
643
    matchExpr = {
644
        "ID": new RegExp( "^#(" + identifier + ")" ),
645
        "CLASS": new RegExp( "^\\.(" + identifier + ")" ),
646
        "TAG": new RegExp( "^(" + identifier + "|[*])" ),
647
        "ATTR": new RegExp( "^" + attributes ),
648
        "PSEUDO": new RegExp( "^" + pseudos ),
649
        "CHILD": new RegExp( "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" +
650
            whitespace + "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" +
651
            whitespace + "*(\\d+)|))" + whitespace + "*\\)|)", "i" ),
652
        "bool": new RegExp( "^(?:" + booleans + ")$", "i" ),
653
654
        // For use in libraries implementing .is()
655
        // We use this for POS matching in `select`
656
        "needsContext": new RegExp( "^" + whitespace +
657
            "*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" + whitespace +
658
            "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i" )
659
    },
660
661
    rhtml = /HTML$/i,
662
    rinputs = /^(?:input|select|textarea|button)$/i,
663
    rheader = /^h\d$/i,
664
665
    rnative = /^[^{]+\{\s*\[native \w/,
666
667
    // Easily-parseable/retrievable ID or TAG or CLASS selectors
668
    rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/,
669
670
    rsibling = /[+~]/,
671
672
    // CSS escapes
673
    // http://www.w3.org/TR/CSS21/syndata.html#escaped-characters
674
    runescape = new RegExp( "\\\\[\\da-fA-F]{1,6}" + whitespace + "?|\\\\([^\\r\\n\\f])", "g" ),
675
    funescape = function( escape, nonHex ) {
676
        var high = "0x" + escape.slice( 1 ) - 0x10000;
677
678
        return nonHex ?
679
680
            // Strip the backslash prefix from a non-hex escape sequence
681
            nonHex :
682
683
            // Replace a hexadecimal escape sequence with the encoded Unicode code point
684
            // Support: IE <=11+
685
            // For values outside the Basic Multilingual Plane (BMP), manually construct a
686
            // surrogate pair
687
            high < 0 ?
688
                String.fromCharCode( high + 0x10000 ) :
689
                String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 );
690
    },
691
692
    // CSS string/identifier serialization
693
    // https://drafts.csswg.org/cssom/#common-serializing-idioms
694
    rcssescape = /([\0-\x1f\x7f]|^-?\d)|^-$|[^\0-\x1f\x7f-\uFFFF\w-]/g,
695
    fcssescape = function( ch, asCodePoint ) {
696
        if ( asCodePoint ) {
697
698
            // U+0000 NULL becomes U+FFFD REPLACEMENT CHARACTER
699
            if ( ch === "\0" ) {
700
                return "\uFFFD";
701
            }
702
703
            // Control characters and (dependent upon position) numbers get escaped as code points
704
            return ch.slice( 0, -1 ) + "\\" +
705
                ch.charCodeAt( ch.length - 1 ).toString( 16 ) + " ";
706
        }
707
708
        // Other potentially-special ASCII characters get backslash-escaped
709
        return "\\" + ch;
710
    },
711
712
    // Used for iframes
713
    // See setDocument()
714
    // Removing the function wrapper causes a "Permission Denied"
715
    // error in IE
716
    unloadHandler = function() {
717
        setDocument();
718
    },
719
720
    inDisabledFieldset = addCombinator(
721
        function( elem ) {
722
            return elem.disabled === true && elem.nodeName.toLowerCase() === "fieldset";
723
        },
724
        { dir: "parentNode", next: "legend" }
725
    );
726
727
// Optimize for push.apply( _, NodeList )
728
try {
729
    push.apply(
730
        ( arr = slice.call( preferredDoc.childNodes ) ),
731
        preferredDoc.childNodes
732
    );
733
734
    // Support: Android<4.0
735
    // Detect silently failing push.apply
736
    // eslint-disable-next-line no-unused-expressions
737
    arr[ preferredDoc.childNodes.length ].nodeType;
738
} catch ( e ) {
739
    push = { apply: arr.length ?
740
741
        // Leverage slice if possible
742
        function( target, els ) {
743
            pushNative.apply( target, slice.call( els ) );
744
        } :
745
746
        // Support: IE<9
747
        // Otherwise append directly
748
        function( target, els ) {
749
            var j = target.length,
750
                i = 0;
751
752
            // Can't trust NodeList.length
753
            while ( ( target[ j++ ] = els[ i++ ] ) ) {}
754
            target.length = j - 1;
755
        }
756
    };
757
}
758
759
function Sizzle( selector, context, results, seed ) {
760
    var m, i, elem, nid, match, groups, newSelector,
761
        newContext = context && context.ownerDocument,
762
763
        // nodeType defaults to 9, since context defaults to document
764
        nodeType = context ? context.nodeType : 9;
765
766
    results = results || [];
767
768
    // Return early from calls with invalid selector or context
769
    if ( typeof selector !== "string" || !selector ||
770
        nodeType !== 1 && nodeType !== 9 && nodeType !== 11 ) {
771
772
        return results;
773
    }
774
775
    // Try to shortcut find operations (as opposed to filters) in HTML documents
776
    if ( !seed ) {
777
        setDocument( context );
778
        context = context || document;
779
780
        if ( documentIsHTML ) {
781
782
            // If the selector is sufficiently simple, try using a "get*By*" DOM method
783
            // (excepting DocumentFragment context, where the methods don't exist)
784
            if ( nodeType !== 11 && ( match = rquickExpr.exec( selector ) ) ) {
785
786
                // ID selector
787
                if ( ( m = match[ 1 ] ) ) {
788
789
                    // Document context
790
                    if ( nodeType === 9 ) {
791
                        if ( ( elem = context.getElementById( m ) ) ) {
792
793
                            // Support: IE, Opera, Webkit
794
                            // TODO: identify versions
795
                            // getElementById can match elements by name instead of ID
796
                            if ( elem.id === m ) {
797
                                results.push( elem );
798
                                return results;
799
                            }
800
                        } else {
801
                            return results;
802
                        }
803
804
                    // Element context
805
                    } else {
806
807
                        // Support: IE, Opera, Webkit
808
                        // TODO: identify versions
809
                        // getElementById can match elements by name instead of ID
810
                        if ( newContext && ( elem = newContext.getElementById( m ) ) &&
811
                            contains( context, elem ) &&
812
                            elem.id === m ) {
813
814
                            results.push( elem );
815
                            return results;
816
                        }
817
                    }
818
819
                // Type selector
820
                } else if ( match[ 2 ] ) {
821
                    push.apply( results, context.getElementsByTagName( selector ) );
822
                    return results;
823
824
                // Class selector
825
                } else if ( ( m = match[ 3 ] ) && support.getElementsByClassName &&
826
                    context.getElementsByClassName ) {
827
828
                    push.apply( results, context.getElementsByClassName( m ) );
829
                    return results;
830
                }
831
            }
832
833
            // Take advantage of querySelectorAll
834
            if ( support.qsa &&
835
                !nonnativeSelectorCache[ selector + " " ] &&
836
                ( !rbuggyQSA || !rbuggyQSA.test( selector ) ) &&
837
838
                // Support: IE 8 only
839
                // Exclude object elements
840
                ( nodeType !== 1 || context.nodeName.toLowerCase() !== "object" ) ) {
841
842
                newSelector = selector;
843
                newContext = context;
844
845
                // qSA considers elements outside a scoping root when evaluating child or
846
                // descendant combinators, which is not what we want.
847
                // In such cases, we work around the behavior by prefixing every selector in the
848
                // list with an ID selector referencing the scope context.
849
                // The technique has to be used as well when a leading combinator is used
850
                // as such selectors are not recognized by querySelectorAll.
851
                // Thanks to Andrew Dupont for this technique.
852
                if ( nodeType === 1 &&
853
                    ( rdescend.test( selector ) || rcombinators.test( selector ) ) ) {
854
855
                    // Expand context for sibling selectors
856
                    newContext = rsibling.test( selector ) && testContext( context.parentNode ) ||
857
                        context;
858
859
                    // We can use :scope instead of the ID hack if the browser
860
                    // supports it & if we're not changing the context.
861
                    if ( newContext !== context || !support.scope ) {
862
863
                        // Capture the context ID, setting it first if necessary
864
                        if ( ( nid = context.getAttribute( "id" ) ) ) {
865
                            nid = nid.replace( rcssescape, fcssescape );
866
                        } else {
867
                            context.setAttribute( "id", ( nid = expando ) );
868
                        }
869
                    }
870
871
                    // Prefix every selector in the list
872
                    groups = tokenize( selector );
873
                    i = groups.length;
874
                    while ( i-- ) {
875
                        groups[ i ] = ( nid ? "#" + nid : ":scope" ) + " " +
876
                            toSelector( groups[ i ] );
877
                    }
878
                    newSelector = groups.join( "," );
879
                }
880
881
                try {
882
                    push.apply( results,
883
                        newContext.querySelectorAll( newSelector )
884
                    );
885
                    return results;
886
                } catch ( qsaError ) {
887
                    nonnativeSelectorCache( selector, true );
888
                } finally {
889
                    if ( nid === expando ) {
890
                        context.removeAttribute( "id" );
891
                    }
892
                }
893
            }
894
        }
895
    }
896
897
    // All others
898
    return select( selector.replace( rtrim, "$1" ), context, results, seed );
899
}
900
901
/**
902
 * Create key-value caches of limited size
903
 * @returns {function(string, object)} Returns the Object data after storing it on itself with
904
 *  property name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength)
905
 *  deleting the oldest entry
906
 */
907
function createCache() {
908
    var keys = [];
909
910
    function cache( key, value ) {
911
912
        // Use (key + " ") to avoid collision with native prototype properties (see Issue #157)
913
        if ( keys.push( key + " " ) > Expr.cacheLength ) {
914
915
            // Only keep the most recent entries
916
            delete cache[ keys.shift() ];
917
        }
918
        return ( cache[ key + " " ] = value );
919
    }
920
    return cache;
921
}
922
923
/**
924
 * Mark a function for special use by Sizzle
925
 * @param {Function} fn The function to mark
926
 */
927
function markFunction( fn ) {
928
    fn[ expando ] = true;
929
    return fn;
930
}
931
932
/**
933
 * Support testing using an element
934
 * @param {Function} fn Passed the created element and returns a boolean result
935
 */
936
function assert( fn ) {
937
    var el = document.createElement( "fieldset" );
938
939
    try {
940
        return !!fn( el );
941
    } catch ( e ) {
942
        return false;
943
    } finally {
944
945
        // Remove from its parent by default
946
        if ( el.parentNode ) {
947
            el.parentNode.removeChild( el );
948
        }
949
950
        // release memory in IE
951
        el = null;
952
    }
953
}
954
955
/**
956
 * Adds the same handler for all of the specified attrs
957
 * @param {String} attrs Pipe-separated list of attributes
958
 * @param {Function} handler The method that will be applied
959
 */
960
function addHandle( attrs, handler ) {
961
    var arr = attrs.split( "|" ),
962
        i = arr.length;
963
964
    while ( i-- ) {
965
        Expr.attrHandle[ arr[ i ] ] = handler;
966
    }
967
}
968
969
/**
970
 * Checks document order of two siblings
971
 * @param {Element} a
972
 * @param {Element} b
973
 * @returns {Number} Returns less than 0 if a precedes b, greater than 0 if a follows b
974
 */
975
function siblingCheck( a, b ) {
976
    var cur = b && a,
977
        diff = cur && a.nodeType === 1 && b.nodeType === 1 &&
978
            a.sourceIndex - b.sourceIndex;
979
980
    // Use IE sourceIndex if available on both nodes
981
    if ( diff ) {
982
        return diff;
983
    }
984
985
    // Check if b follows a
986
    if ( cur ) {
987
        while ( ( cur = cur.nextSibling ) ) {
988
            if ( cur === b ) {
989
                return -1;
990
            }
991
        }
992
    }
993
994
    return a ? 1 : -1;
995
}
996
997
/**
998
 * Returns a function to use in pseudos for input types
999
 * @param {String} type
1000
 */
1001
function createInputPseudo( type ) {
1002
    return function( elem ) {
1003
        var name = elem.nodeName.toLowerCase();
1004
        return name === "input" && elem.type === type;
1005
    };
1006
}
1007
1008
/**
1009
 * Returns a function to use in pseudos for buttons
1010
 * @param {String} type
1011
 */
1012
function createButtonPseudo( type ) {
1013
    return function( elem ) {
1014
        var name = elem.nodeName.toLowerCase();
1015
        return ( name === "input" || name === "button" ) && elem.type === type;
1016
    };
1017
}
1018
1019
/**
1020
 * Returns a function to use in pseudos for :enabled/:disabled
1021
 * @param {Boolean} disabled true for :disabled; false for :enabled
1022
 */
1023
function createDisabledPseudo( disabled ) {
1024
1025
    // Known :disabled false positives: fieldset[disabled] > legend:nth-of-type(n+2) :can-disable
1026
    return function( elem ) {
1027
1028
        // Only certain elements can match :enabled or :disabled
1029
        // https://html.spec.whatwg.org/multipage/scripting.html#selector-enabled
1030
        // https://html.spec.whatwg.org/multipage/scripting.html#selector-disabled
1031
        if ( "form" in elem ) {
1032
1033
            // Check for inherited disabledness on relevant non-disabled elements:
1034
            // * listed form-associated elements in a disabled fieldset
1035
            //   https://html.spec.whatwg.org/multipage/forms.html#category-listed
1036
            //   https://html.spec.whatwg.org/multipage/forms.html#concept-fe-disabled
1037
            // * option elements in a disabled optgroup
1038
            //   https://html.spec.whatwg.org/multipage/forms.html#concept-option-disabled
1039
            // All such elements have a "form" property.
1040
            if ( elem.parentNode && elem.disabled === false ) {
1041
1042
                // Option elements defer to a parent optgroup if present
1043
                if ( "label" in elem ) {
1044
                    if ( "label" in elem.parentNode ) {
1045
                        return elem.parentNode.disabled === disabled;
1046
                    } else {
1047
                        return elem.disabled === disabled;
1048
                    }
1049
                }
1050
1051
                // Support: IE 6 - 11
1052
                // Use the isDisabled shortcut property to check for disabled fieldset ancestors
1053
                return elem.isDisabled === disabled ||
1054
1055
                    // Where there is no isDisabled, check manually
1056
                    /* jshint -W018 */
1057
                    elem.isDisabled !== !disabled &&
1058
                    inDisabledFieldset( elem ) === disabled;
1059
            }
1060
1061
            return elem.disabled === disabled;
1062
1063
        // Try to winnow out elements that can't be disabled before trusting the disabled property.
1064
        // Some victims get caught in our net (label, legend, menu, track), but it shouldn't
1065
        // even exist on them, let alone have a boolean value.
1066
        } else if ( "label" in elem ) {
1067
            return elem.disabled === disabled;
1068
        }
1069
1070
        // Remaining elements are neither :enabled nor :disabled
1071
        return false;
1072
    };
1073
}
1074
1075
/**
1076
 * Returns a function to use in pseudos for positionals
1077
 * @param {Function} fn
1078
 */
1079
function createPositionalPseudo( fn ) {
1080
    return markFunction( function( argument ) {
1081
        argument = +argument;
1082
        return markFunction( function( seed, matches ) {
1083
            var j,
1084
                matchIndexes = fn( [], seed.length, argument ),
1085
                i = matchIndexes.length;
1086
1087
            // Match elements found at the specified indexes
1088
            while ( i-- ) {
1089
                if ( seed[ ( j = matchIndexes[ i ] ) ] ) {
1090
                    seed[ j ] = !( matches[ j ] = seed[ j ] );
1091
                }
1092
            }
1093
        } );
1094
    } );
1095
}
1096
1097
/**
1098
 * Checks a node for validity as a Sizzle context
1099
 * @param {Element|Object=} context
1100
 * @returns {Element|Object|Boolean} The input node if acceptable, otherwise a falsy value
1101
 */
1102
function testContext( context ) {
1103
    return context && typeof context.getElementsByTagName !== "undefined" && context;
1104
}
1105
1106
// Expose support vars for convenience
1107
support = Sizzle.support = {};
1108
1109
/**
1110
 * Detects XML nodes
1111
 * @param {Element|Object} elem An element or a document
1112
 * @returns {Boolean} True iff elem is a non-HTML XML node
1113
 */
1114
isXML = Sizzle.isXML = function( elem ) {
1115
    var namespace = elem && elem.namespaceURI,
1116
        docElem = elem && ( elem.ownerDocument || elem ).documentElement;
1117
1118
    // Support: IE <=8
1119
    // Assume HTML when documentElement doesn't yet exist, such as inside loading iframes
1120
    // https://bugs.jquery.com/ticket/4833
1121
    return !rhtml.test( namespace || docElem && docElem.nodeName || "HTML" );
1122
};
1123
1124
/**
1125
 * Sets document-related variables once based on the current document
1126
 * @param {Element|Object} [doc] An element or document object to use to set the document
1127
 * @returns {Object} Returns the current document
1128
 */
1129
setDocument = Sizzle.setDocument = function( node ) {
1130
    var hasCompare, subWindow,
1131
        doc = node ? node.ownerDocument || node : preferredDoc;
1132
1133
    // Return early if doc is invalid or already selected
1134
    // Support: IE 11+, Edge 17 - 18+
1135
    // IE/Edge sometimes throw a "Permission denied" error when strict-comparing
1136
    // two documents; shallow comparisons work.
1137
    // eslint-disable-next-line eqeqeq
1138
    if ( doc == document || doc.nodeType !== 9 || !doc.documentElement ) {
1139
        return document;
1140
    }
1141
1142
    // Update global variables
1143
    document = doc;
1144
    docElem = document.documentElement;
1145
    documentIsHTML = !isXML( document );
1146
1147
    // Support: IE 9 - 11+, Edge 12 - 18+
1148
    // Accessing iframe documents after unload throws "permission denied" errors (jQuery #13936)
1149
    // Support: IE 11+, Edge 17 - 18+
1150
    // IE/Edge sometimes throw a "Permission denied" error when strict-comparing
1151
    // two documents; shallow comparisons work.
1152
    // eslint-disable-next-line eqeqeq
1153
    if ( preferredDoc != document &&
1154
        ( subWindow = document.defaultView ) && subWindow.top !== subWindow ) {
1155
1156
        // Support: IE 11, Edge
1157
        if ( subWindow.addEventListener ) {
1158
            subWindow.addEventListener( "unload", unloadHandler, false );
1159
1160
        // Support: IE 9 - 10 only
1161
        } else if ( subWindow.attachEvent ) {
1162
            subWindow.attachEvent( "onunload", unloadHandler );
1163
        }
1164
    }
1165
1166
    // Support: IE 8 - 11+, Edge 12 - 18+, Chrome <=16 - 25 only, Firefox <=3.6 - 31 only,
1167
    // Safari 4 - 5 only, Opera <=11.6 - 12.x only
1168
    // IE/Edge & older browsers don't support the :scope pseudo-class.
1169
    // Support: Safari 6.0 only
1170
    // Safari 6.0 supports :scope but it's an alias of :root there.
1171
    support.scope = assert( function( el ) {
1172
        docElem.appendChild( el ).appendChild( document.createElement( "div" ) );
1173
        return typeof el.querySelectorAll !== "undefined" &&
1174
            !el.querySelectorAll( ":scope fieldset div" ).length;
1175
    } );
1176
1177
    /* Attributes
1178
    ---------------------------------------------------------------------- */
1179
1180
    // Support: IE<8
1181
    // Verify that getAttribute really returns attributes and not properties
1182
    // (excepting IE8 booleans)
1183
    support.attributes = assert( function( el ) {
1184
        el.className = "i";
1185
        return !el.getAttribute( "className" );
1186
    } );
1187
1188
    /* getElement(s)By*
1189
    ---------------------------------------------------------------------- */
1190
1191
    // Check if getElementsByTagName("*") returns only elements
1192
    support.getElementsByTagName = assert( function( el ) {
1193
        el.appendChild( document.createComment( "" ) );
1194
        return !el.getElementsByTagName( "*" ).length;
1195
    } );
1196
1197
    // Support: IE<9
1198
    support.getElementsByClassName = rnative.test( document.getElementsByClassName );
1199
1200
    // Support: IE<10
1201
    // Check if getElementById returns elements by name
1202
    // The broken getElementById methods don't pick up programmatically-set names,
1203
    // so use a roundabout getElementsByName test
1204
    support.getById = assert( function( el ) {
1205
        docElem.appendChild( el ).id = expando;
1206
        return !document.getElementsByName || !document.getElementsByName( expando ).length;
1207
    } );
1208
1209
    // ID filter and find
1210
    if ( support.getById ) {
1211
        Expr.filter[ "ID" ] = function( id ) {
1212
            var attrId = id.replace( runescape, funescape );
1213
            return function( elem ) {
1214
                return elem.getAttribute( "id" ) === attrId;
1215
            };
1216
        };
1217
        Expr.find[ "ID" ] = function( id, context ) {
1218
            if ( typeof context.getElementById !== "undefined" && documentIsHTML ) {
1219
                var elem = context.getElementById( id );
1220
                return elem ? [ elem ] : [];
1221
            }
1222
        };
1223
    } else {
1224
        Expr.filter[ "ID" ] =  function( id ) {
1225
            var attrId = id.replace( runescape, funescape );
1226
            return function( elem ) {
1227
                var node = typeof elem.getAttributeNode !== "undefined" &&
1228
                    elem.getAttributeNode( "id" );
1229
                return node && node.value === attrId;
1230
            };
1231
        };
1232
1233
        // Support: IE 6 - 7 only
1234
        // getElementById is not reliable as a find shortcut
1235
        Expr.find[ "ID" ] = function( id, context ) {
1236
            if ( typeof context.getElementById !== "undefined" && documentIsHTML ) {
1237
                var node, i, elems,
1238
                    elem = context.getElementById( id );
1239
1240
                if ( elem ) {
1241
1242
                    // Verify the id attribute
1243
                    node = elem.getAttributeNode( "id" );
1244
                    if ( node && node.value === id ) {
1245
                        return [ elem ];
1246
                    }
1247
1248
                    // Fall back on getElementsByName
1249
                    elems = context.getElementsByName( id );
1250
                    i = 0;
1251
                    while ( ( elem = elems[ i++ ] ) ) {
1252
                        node = elem.getAttributeNode( "id" );
1253
                        if ( node && node.value === id ) {
1254
                            return [ elem ];
1255
                        }
1256
                    }
1257
                }
1258
1259
                return [];
1260
            }
1261
        };
1262
    }
1263
1264
    // Tag
1265
    Expr.find[ "TAG" ] = support.getElementsByTagName ?
1266
        function( tag, context ) {
1267
            if ( typeof context.getElementsByTagName !== "undefined" ) {
1268
                return context.getElementsByTagName( tag );
1269
1270
            // DocumentFragment nodes don't have gEBTN
1271
            } else if ( support.qsa ) {
1272
                return context.querySelectorAll( tag );
1273
            }
1274
        } :
1275
1276
        function( tag, context ) {
1277
            var elem,
1278
                tmp = [],
1279
                i = 0,
1280
1281
                // By happy coincidence, a (broken) gEBTN appears on DocumentFragment nodes too
1282
                results = context.getElementsByTagName( tag );
1283
1284
            // Filter out possible comments
1285
            if ( tag === "*" ) {
1286
                while ( ( elem = results[ i++ ] ) ) {
1287
                    if ( elem.nodeType === 1 ) {
1288
                        tmp.push( elem );
1289
                    }
1290
                }
1291
1292
                return tmp;
1293
            }
1294
            return results;
1295
        };
1296
1297
    // Class
1298
    Expr.find[ "CLASS" ] = support.getElementsByClassName && function( className, context ) {
1299
        if ( typeof context.getElementsByClassName !== "undefined" && documentIsHTML ) {
1300
            return context.getElementsByClassName( className );
1301
        }
1302
    };
1303
1304
    /* QSA/matchesSelector
1305
    ---------------------------------------------------------------------- */
1306
1307
    // QSA and matchesSelector support
1308
1309
    // matchesSelector(:active) reports false when true (IE9/Opera 11.5)
1310
    rbuggyMatches = [];
1311
1312
    // qSa(:focus) reports false when true (Chrome 21)
1313
    // We allow this because of a bug in IE8/9 that throws an error
1314
    // whenever `document.activeElement` is accessed on an iframe
1315
    // So, we allow :focus to pass through QSA all the time to avoid the IE error
1316
    // See https://bugs.jquery.com/ticket/13378
1317
    rbuggyQSA = [];
1318
1319
    if ( ( support.qsa = rnative.test( document.querySelectorAll ) ) ) {
1320
1321
        // Build QSA regex
1322
        // Regex strategy adopted from Diego Perini
1323
        assert( function( el ) {
1324
1325
            var input;
1326
1327
            // Select is set to empty string on purpose
1328
            // This is to test IE's treatment of not explicitly
1329
            // setting a boolean content attribute,
1330
            // since its presence should be enough
1331
            // https://bugs.jquery.com/ticket/12359
1332
            docElem.appendChild( el ).innerHTML = "<a id='" + expando + "'></a>" +
1333
                "<select id='" + expando + "-\r\\' msallowcapture=''>" +
1334
                "<option selected=''></option></select>";
1335
1336
            // Support: IE8, Opera 11-12.16
1337
            // Nothing should be selected when empty strings follow ^= or $= or *=
1338
            // The test attribute must be unknown in Opera but "safe" for WinRT
1339
            // https://msdn.microsoft.com/en-us/library/ie/hh465388.aspx#attribute_section
1340
            if ( el.querySelectorAll( "[msallowcapture^='']" ).length ) {
1341
                rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:''|\"\")" );
1342
            }
1343
1344
            // Support: IE8
1345
            // Boolean attributes and "value" are not treated correctly
1346
            if ( !el.querySelectorAll( "[selected]" ).length ) {
1347
                rbuggyQSA.push( "\\[" + whitespace + "*(?:value|" + booleans + ")" );
1348
            }
1349
1350
            // Support: Chrome<29, Android<4.4, Safari<7.0+, iOS<7.0+, PhantomJS<1.9.8+
1351
            if ( !el.querySelectorAll( "[id~=" + expando + "-]" ).length ) {
1352
                rbuggyQSA.push( "~=" );
1353
            }
1354
1355
            // Support: IE 11+, Edge 15 - 18+
1356
            // IE 11/Edge don't find elements on a `[name='']` query in some cases.
1357
            // Adding a temporary attribute to the document before the selection works
1358
            // around the issue.
1359
            // Interestingly, IE 10 & older don't seem to have the issue.
1360
            input = document.createElement( "input" );
1361
            input.setAttribute( "name", "" );
1362
            el.appendChild( input );
1363
            if ( !el.querySelectorAll( "[name='']" ).length ) {
1364
                rbuggyQSA.push( "\\[" + whitespace + "*name" + whitespace + "*=" +
1365
                    whitespace + "*(?:''|\"\")" );
1366
            }
1367
1368
            // Webkit/Opera - :checked should return selected option elements
1369
            // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
1370
            // IE8 throws error here and will not see later tests
1371
            if ( !el.querySelectorAll( ":checked" ).length ) {
1372
                rbuggyQSA.push( ":checked" );
1373
            }
1374
1375
            // Support: Safari 8+, iOS 8+
1376
            // https://bugs.webkit.org/show_bug.cgi?id=136851
1377
            // In-page `selector#id sibling-combinator selector` fails
1378
            if ( !el.querySelectorAll( "a#" + expando + "+*" ).length ) {
1379
                rbuggyQSA.push( ".#.+[+~]" );
1380
            }
1381
1382
            // Support: Firefox <=3.6 - 5 only
1383
            // Old Firefox doesn't throw on a badly-escaped identifier.
1384
            el.querySelectorAll( "\\\f" );
1385
            rbuggyQSA.push( "[\\r\\n\\f]" );
1386
        } );
1387
1388
        assert( function( el ) {
1389
            el.innerHTML = "<a href='' disabled='disabled'></a>" +
1390
                "<select disabled='disabled'><option/></select>";
1391
1392
            // Support: Windows 8 Native Apps
1393
            // The type and name attributes are restricted during .innerHTML assignment
1394
            var input = document.createElement( "input" );
1395
            input.setAttribute( "type", "hidden" );
1396
            el.appendChild( input ).setAttribute( "name", "D" );
1397
1398
            // Support: IE8
1399
            // Enforce case-sensitivity of name attribute
1400
            if ( el.querySelectorAll( "[name=d]" ).length ) {
1401
                rbuggyQSA.push( "name" + whitespace + "*[*^$|!~]?=" );
1402
            }
1403
1404
            // FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled)
1405
            // IE8 throws error here and will not see later tests
1406
            if ( el.querySelectorAll( ":enabled" ).length !== 2 ) {
1407
                rbuggyQSA.push( ":enabled", ":disabled" );
1408
            }
1409
1410
            // Support: IE9-11+
1411
            // IE's :disabled selector does not pick up the children of disabled fieldsets
1412
            docElem.appendChild( el ).disabled = true;
1413
            if ( el.querySelectorAll( ":disabled" ).length !== 2 ) {
1414
                rbuggyQSA.push( ":enabled", ":disabled" );
1415
            }
1416
1417
            // Support: Opera 10 - 11 only
1418
            // Opera 10-11 does not throw on post-comma invalid pseudos
1419
            el.querySelectorAll( "*,:x" );
1420
            rbuggyQSA.push( ",.*:" );
1421
        } );
1422
    }
1423
1424
    if ( ( support.matchesSelector = rnative.test( ( matches = docElem.matches ||
1425
        docElem.webkitMatchesSelector ||
1426
        docElem.mozMatchesSelector ||
1427
        docElem.oMatchesSelector ||
1428
        docElem.msMatchesSelector ) ) ) ) {
1429
1430
        assert( function( el ) {
1431
1432
            // Check to see if it's possible to do matchesSelector
1433
            // on a disconnected node (IE 9)
1434
            support.disconnectedMatch = matches.call( el, "*" );
1435
1436
            // This should fail with an exception
1437
            // Gecko does not error, returns false instead
1438
            matches.call( el, "[s!='']:x" );
1439
            rbuggyMatches.push( "!=", pseudos );
1440
        } );
1441
    }
1442
1443
    rbuggyQSA = rbuggyQSA.length && new RegExp( rbuggyQSA.join( "|" ) );
1444
    rbuggyMatches = rbuggyMatches.length && new RegExp( rbuggyMatches.join( "|" ) );
1445
1446
    /* Contains
1447
    ---------------------------------------------------------------------- */
1448
    hasCompare = rnative.test( docElem.compareDocumentPosition );
1449
1450
    // Element contains another
1451
    // Purposefully self-exclusive
1452
    // As in, an element does not contain itself
1453
    contains = hasCompare || rnative.test( docElem.contains ) ?
1454
        function( a, b ) {
1455
            var adown = a.nodeType === 9 ? a.documentElement : a,
1456
                bup = b && b.parentNode;
1457
            return a === bup || !!( bup && bup.nodeType === 1 && (
1458
                adown.contains ?
1459
                    adown.contains( bup ) :
1460
                    a.compareDocumentPosition && a.compareDocumentPosition( bup ) & 16
1461
            ) );
1462
        } :
1463
        function( a, b ) {
1464
            if ( b ) {
1465
                while ( ( b = b.parentNode ) ) {
1466
                    if ( b === a ) {
1467
                        return true;
1468
                    }
1469
                }
1470
            }
1471
            return false;
1472
        };
1473
1474
    /* Sorting
1475
    ---------------------------------------------------------------------- */
1476
1477
    // Document order sorting
1478
    sortOrder = hasCompare ?
1479
    function( a, b ) {
1480
1481
        // Flag for duplicate removal
1482
        if ( a === b ) {
1483
            hasDuplicate = true;
1484
            return 0;
1485
        }
1486
1487
        // Sort on method existence if only one input has compareDocumentPosition
1488
        var compare = !a.compareDocumentPosition - !b.compareDocumentPosition;
1489
        if ( compare ) {
1490
            return compare;
1491
        }
1492
1493
        // Calculate position if both inputs belong to the same document
1494
        // Support: IE 11+, Edge 17 - 18+
1495
        // IE/Edge sometimes throw a "Permission denied" error when strict-comparing
1496
        // two documents; shallow comparisons work.
1497
        // eslint-disable-next-line eqeqeq
1498
        compare = ( a.ownerDocument || a ) == ( b.ownerDocument || b ) ?
1499
            a.compareDocumentPosition( b ) :
1500
1501
            // Otherwise we know they are disconnected
1502
            1;
1503
1504
        // Disconnected nodes
1505
        if ( compare & 1 ||
1506
            ( !support.sortDetached && b.compareDocumentPosition( a ) === compare ) ) {
1507
1508
            // Choose the first element that is related to our preferred document
1509
            // Support: IE 11+, Edge 17 - 18+
1510
            // IE/Edge sometimes throw a "Permission denied" error when strict-comparing
1511
            // two documents; shallow comparisons work.
1512
            // eslint-disable-next-line eqeqeq
1513
            if ( a == document || a.ownerDocument == preferredDoc &&
1514
                contains( preferredDoc, a ) ) {
1515
                return -1;
1516
            }
1517
1518
            // Support: IE 11+, Edge 17 - 18+
1519
            // IE/Edge sometimes throw a "Permission denied" error when strict-comparing
1520
            // two documents; shallow comparisons work.
1521
            // eslint-disable-next-line eqeqeq
1522
            if ( b == document || b.ownerDocument == preferredDoc &&
1523
                contains( preferredDoc, b ) ) {
1524
                return 1;
1525
            }
1526
1527
            // Maintain original order
1528
            return sortInput ?
1529
                ( indexOf( sortInput, a ) - indexOf( sortInput, b ) ) :
1530
                0;
1531
        }
1532
1533
        return compare & 4 ? -1 : 1;
1534
    } :
1535
    function( a, b ) {
1536
1537
        // Exit early if the nodes are identical
1538
        if ( a === b ) {
1539
            hasDuplicate = true;
1540
            return 0;
1541
        }
1542
1543
        var cur,
1544
            i = 0,
1545
            aup = a.parentNode,
1546
            bup = b.parentNode,
1547
            ap = [ a ],
1548
            bp = [ b ];
1549
1550
        // Parentless nodes are either documents or disconnected
1551
        if ( !aup || !bup ) {
1552
1553
            // Support: IE 11+, Edge 17 - 18+
1554
            // IE/Edge sometimes throw a "Permission denied" error when strict-comparing
1555
            // two documents; shallow comparisons work.
1556
            /* eslint-disable eqeqeq */
1557
            return a == document ? -1 :
1558
                b == document ? 1 :
1559
                /* eslint-enable eqeqeq */
1560
                aup ? -1 :
1561
                bup ? 1 :
1562
                sortInput ?
1563
                ( indexOf( sortInput, a ) - indexOf( sortInput, b ) ) :
1564
                0;
1565
1566
        // If the nodes are siblings, we can do a quick check
1567
        } else if ( aup === bup ) {
1568
            return siblingCheck( a, b );
1569
        }
1570
1571
        // Otherwise we need full lists of their ancestors for comparison
1572
        cur = a;
1573
        while ( ( cur = cur.parentNode ) ) {
1574
            ap.unshift( cur );
1575
        }
1576
        cur = b;
1577
        while ( ( cur = cur.parentNode ) ) {
1578
            bp.unshift( cur );
1579
        }
1580
1581
        // Walk down the tree looking for a discrepancy
1582
        while ( ap[ i ] === bp[ i ] ) {
1583
            i++;
1584
        }
1585
1586
        return i ?
1587
1588
            // Do a sibling check if the nodes have a common ancestor
1589
            siblingCheck( ap[ i ], bp[ i ] ) :
1590
1591
            // Otherwise nodes in our document sort first
1592
            // Support: IE 11+, Edge 17 - 18+
1593
            // IE/Edge sometimes throw a "Permission denied" error when strict-comparing
1594
            // two documents; shallow comparisons work.
1595
            /* eslint-disable eqeqeq */
1596
            ap[ i ] == preferredDoc ? -1 :
1597
            bp[ i ] == preferredDoc ? 1 :
1598
            /* eslint-enable eqeqeq */
1599
            0;
1600
    };
1601
1602
    return document;
1603
};
1604
1605
Sizzle.matches = function( expr, elements ) {
1606
    return Sizzle( expr, null, null, elements );
1607
};
1608
1609
Sizzle.matchesSelector = function( elem, expr ) {
1610
    setDocument( elem );
1611
1612
    if ( support.matchesSelector && documentIsHTML &&
1613
        !nonnativeSelectorCache[ expr + " " ] &&
1614
        ( !rbuggyMatches || !rbuggyMatches.test( expr ) ) &&
1615
        ( !rbuggyQSA     || !rbuggyQSA.test( expr ) ) ) {
1616
1617
        try {
1618
            var ret = matches.call( elem, expr );
1619
1620
            // IE 9's matchesSelector returns false on disconnected nodes
1621
            if ( ret || support.disconnectedMatch ||
1622
1623
                // As well, disconnected nodes are said to be in a document
1624
                // fragment in IE 9
1625
                elem.document && elem.document.nodeType !== 11 ) {
1626
                return ret;
1627
            }
1628
        } catch ( e ) {
1629
            nonnativeSelectorCache( expr, true );
1630
        }
1631
    }
1632
1633
    return Sizzle( expr, document, null, [ elem ] ).length > 0;
1634
};
1635
1636
Sizzle.contains = function( context, elem ) {
1637
1638
    // Set document vars if needed
1639
    // Support: IE 11+, Edge 17 - 18+
1640
    // IE/Edge sometimes throw a "Permission denied" error when strict-comparing
1641
    // two documents; shallow comparisons work.
1642
    // eslint-disable-next-line eqeqeq
1643
    if ( ( context.ownerDocument || context ) != document ) {
1644
        setDocument( context );
1645
    }
1646
    return contains( context, elem );
1647
};
1648
1649
Sizzle.attr = function( elem, name ) {
1650
1651
    // Set document vars if needed
1652
    // Support: IE 11+, Edge 17 - 18+
1653
    // IE/Edge sometimes throw a "Permission denied" error when strict-comparing
1654
    // two documents; shallow comparisons work.
1655
    // eslint-disable-next-line eqeqeq
1656
    if ( ( elem.ownerDocument || elem ) != document ) {
1657
        setDocument( elem );
1658
    }
1659
1660
    var fn = Expr.attrHandle[ name.toLowerCase() ],
1661
1662
        // Don't get fooled by Object.prototype properties (jQuery #13807)
1663
        val = fn && hasOwn.call( Expr.attrHandle, name.toLowerCase() ) ?
1664
            fn( elem, name, !documentIsHTML ) :
1665
            undefined;
1666
1667
    return val !== undefined ?
1668
        val :
1669
        support.attributes || !documentIsHTML ?
1670
            elem.getAttribute( name ) :
1671
            ( val = elem.getAttributeNode( name ) ) && val.specified ?
1672
                val.value :
1673
                null;
1674
};
1675
1676
Sizzle.escape = function( sel ) {
1677
    return ( sel + "" ).replace( rcssescape, fcssescape );
1678
};
1679
1680
Sizzle.error = function( msg ) {
1681
    throw new Error( "Syntax error, unrecognized expression: " + msg );
1682
};
1683
1684
/**
1685
 * Document sorting and removing duplicates
1686
 * @param {ArrayLike} results
1687
 */
1688
Sizzle.uniqueSort = function( results ) {
1689
    var elem,
1690
        duplicates = [],
1691
        j = 0,
1692
        i = 0;
1693
1694
    // Unless we *know* we can detect duplicates, assume their presence
1695
    hasDuplicate = !support.detectDuplicates;
1696
    sortInput = !support.sortStable && results.slice( 0 );
1697
    results.sort( sortOrder );
1698
1699
    if ( hasDuplicate ) {
1700
        while ( ( elem = results[ i++ ] ) ) {
1701
            if ( elem === results[ i ] ) {
1702
                j = duplicates.push( i );
1703
            }
1704
        }
1705
        while ( j-- ) {
1706
            results.splice( duplicates[ j ], 1 );
1707
        }
1708
    }
1709
1710
    // Clear input after sorting to release objects
1711
    // See https://github.com/jquery/sizzle/pull/225
1712
    sortInput = null;
1713
1714
    return results;
1715
};
1716
1717
/**
1718
 * Utility function for retrieving the text value of an array of DOM nodes
1719
 * @param {Array|Element} elem
1720
 */
1721
getText = Sizzle.getText = function( elem ) {
1722
    var node,
1723
        ret = "",
1724
        i = 0,
1725
        nodeType = elem.nodeType;
1726
1727
    if ( !nodeType ) {
1728
1729
        // If no nodeType, this is expected to be an array
1730
        while ( ( node = elem[ i++ ] ) ) {
1731
1732
            // Do not traverse comment nodes
1733
            ret += getText( node );
1734
        }
1735
    } else if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) {
1736
1737
        // Use textContent for elements
1738
        // innerText usage removed for consistency of new lines (jQuery #11153)
1739
        if ( typeof elem.textContent === "string" ) {
1740
            return elem.textContent;
1741
        } else {
1742
1743
            // Traverse its children
1744
            for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {
1745
                ret += getText( elem );
1746
            }
1747
        }
1748
    } else if ( nodeType === 3 || nodeType === 4 ) {
1749
        return elem.nodeValue;
1750
    }
1751
1752
    // Do not include comment or processing instruction nodes
1753
1754
    return ret;
1755
};
1756
1757
Expr = Sizzle.selectors = {
1758
1759
    // Can be adjusted by the user
1760
    cacheLength: 50,
1761
1762
    createPseudo: markFunction,
1763
1764
    match: matchExpr,
1765
1766
    attrHandle: {},
1767
1768
    find: {},
1769
1770
    relative: {
1771
        ">": { dir: "parentNode", first: true },
1772
        " ": { dir: "parentNode" },
1773
        "+": { dir: "previousSibling", first: true },
1774
        "~": { dir: "previousSibling" }
1775
    },
1776
1777
    preFilter: {
1778
        "ATTR": function( match ) {
1779
            match[ 1 ] = match[ 1 ].replace( runescape, funescape );
1780
1781
            // Move the given value to match[3] whether quoted or unquoted
1782
            match[ 3 ] = ( match[ 3 ] || match[ 4 ] ||
1783
                match[ 5 ] || "" ).replace( runescape, funescape );
1784
1785
            if ( match[ 2 ] === "~=" ) {
1786
                match[ 3 ] = " " + match[ 3 ] + " ";
1787
            }
1788
1789
            return match.slice( 0, 4 );
1790
        },
1791
1792
        "CHILD": function( match ) {
1793
1794
            /* matches from matchExpr["CHILD"]
1795
                1 type (only|nth|...)
1796
                2 what (child|of-type)
1797
                3 argument (even|odd|\d*|\d*n([+-]\d+)?|...)
1798
                4 xn-component of xn+y argument ([+-]?\d*n|)
1799
                5 sign of xn-component
1800
                6 x of xn-component
1801
                7 sign of y-component
1802
                8 y of y-component
1803
            */
1804
            match[ 1 ] = match[ 1 ].toLowerCase();
1805
1806
            if ( match[ 1 ].slice( 0, 3 ) === "nth" ) {
1807
1808
                // nth-* requires argument
1809
                if ( !match[ 3 ] ) {
1810
                    Sizzle.error( match[ 0 ] );
1811
                }
1812
1813
                // numeric x and y parameters for Expr.filter.CHILD
1814
                // remember that false/true cast respectively to 0/1
1815
                match[ 4 ] = +( match[ 4 ] ?
1816
                    match[ 5 ] + ( match[ 6 ] || 1 ) :
1817
                    2 * ( match[ 3 ] === "even" || match[ 3 ] === "odd" ) );
1818
                match[ 5 ] = +( ( match[ 7 ] + match[ 8 ] ) || match[ 3 ] === "odd" );
1819
1820
                // other types prohibit arguments
1821
            } else if ( match[ 3 ] ) {
1822
                Sizzle.error( match[ 0 ] );
1823
            }
1824
1825
            return match;
1826
        },
1827
1828
        "PSEUDO": function( match ) {
1829
            var excess,
1830
                unquoted = !match[ 6 ] && match[ 2 ];
1831
1832
            if ( matchExpr[ "CHILD" ].test( match[ 0 ] ) ) {
1833
                return null;
1834
            }
1835
1836
            // Accept quoted arguments as-is
1837
            if ( match[ 3 ] ) {
1838
                match[ 2 ] = match[ 4 ] || match[ 5 ] || "";
1839
1840
            // Strip excess characters from unquoted arguments
1841
            } else if ( unquoted && rpseudo.test( unquoted ) &&
1842
1843
                // Get excess from tokenize (recursively)
1844
                ( excess = tokenize( unquoted, true ) ) &&
1845
1846
                // advance to the next closing parenthesis
1847
                ( excess = unquoted.indexOf( ")", unquoted.length - excess ) - unquoted.length ) ) {
1848
1849
                // excess is a negative index
1850
                match[ 0 ] = match[ 0 ].slice( 0, excess );
1851
                match[ 2 ] = unquoted.slice( 0, excess );
1852
            }
1853
1854
            // Return only captures needed by the pseudo filter method (type and argument)
1855
            return match.slice( 0, 3 );
1856
        }
1857
    },
1858
1859
    filter: {
1860
1861
        "TAG": function( nodeNameSelector ) {
1862
            var nodeName = nodeNameSelector.replace( runescape, funescape ).toLowerCase();
1863
            return nodeNameSelector === "*" ?
1864
                function() {
1865
                    return true;
1866
                } :
1867
                function( elem ) {
1868
                    return elem.nodeName && elem.nodeName.toLowerCase() === nodeName;
1869
                };
1870
        },
1871
1872
        "CLASS": function( className ) {
1873
            var pattern = classCache[ className + " " ];
1874
1875
            return pattern ||
1876
                ( pattern = new RegExp( "(^|" + whitespace +
1877
                    ")" + className + "(" + whitespace + "|$)" ) ) && classCache(
1878
                        className, function( elem ) {
1879
                            return pattern.test(
1880
                                typeof elem.className === "string" && elem.className ||
1881
                                typeof elem.getAttribute !== "undefined" &&
1882
                                    elem.getAttribute( "class" ) ||
1883
                                ""
1884
                            );
1885
                } );
1886
        },
1887
1888
        "ATTR": function( name, operator, check ) {
1889
            return function( elem ) {
1890
                var result = Sizzle.attr( elem, name );
1891
1892
                if ( result == null ) {
1893
                    return operator === "!=";
1894
                }
1895
                if ( !operator ) {
1896
                    return true;
1897
                }
1898
1899
                result += "";
1900
1901
                /* eslint-disable max-len */
1902
1903
                return operator === "=" ? result === check :
1904
                    operator === "!=" ? result !== check :
1905
                    operator === "^=" ? check && result.indexOf( check ) === 0 :
1906
                    operator === "*=" ? check && result.indexOf( check ) > -1 :
1907
                    operator === "$=" ? check && result.slice( -check.length ) === check :
1908
                    operator === "~=" ? ( " " + result.replace( rwhitespace, " " ) + " " ).indexOf( check ) > -1 :
1909
                    operator === "|=" ? result === check || result.slice( 0, check.length + 1 ) === check + "-" :
1910
                    false;
1911
                /* eslint-enable max-len */
1912
1913
            };
1914
        },
1915
1916
        "CHILD": function( type, what, _argument, first, last ) {
1917
            var simple = type.slice( 0, 3 ) !== "nth",
1918
                forward = type.slice( -4 ) !== "last",
1919
                ofType = what === "of-type";
1920
1921
            return first === 1 && last === 0 ?
1922
1923
                // Shortcut for :nth-*(n)
1924
                function( elem ) {
1925
                    return !!elem.parentNode;
1926
                } :
1927
1928
                function( elem, _context, xml ) {
1929
                    var cache, uniqueCache, outerCache, node, nodeIndex, start,
1930
                        dir = simple !== forward ? "nextSibling" : "previousSibling",
1931
                        parent = elem.parentNode,
1932
                        name = ofType && elem.nodeName.toLowerCase(),
1933
                        useCache = !xml && !ofType,
1934
                        diff = false;
1935
1936
                    if ( parent ) {
1937
1938
                        // :(first|last|only)-(child|of-type)
1939
                        if ( simple ) {
1940
                            while ( dir ) {
1941
                                node = elem;
1942
                                while ( ( node = node[ dir ] ) ) {
1943
                                    if ( ofType ?
1944
                                        node.nodeName.toLowerCase() === name :
1945
                                        node.nodeType === 1 ) {
1946
1947
                                        return false;
1948
                                    }
1949
                                }
1950
1951
                                // Reverse direction for :only-* (if we haven't yet done so)
1952
                                start = dir = type === "only" && !start && "nextSibling";
1953
                            }
1954
                            return true;
1955
                        }
1956
1957
                        start = [ forward ? parent.firstChild : parent.lastChild ];
1958
1959
                        // non-xml :nth-child(...) stores cache data on `parent`
1960
                        if ( forward && useCache ) {
1961
1962
                            // Seek `elem` from a previously-cached index
1963
1964
                            // ...in a gzip-friendly way
1965
                            node = parent;
1966
                            outerCache = node[ expando ] || ( node[ expando ] = {} );
1967
1968
                            // Support: IE <9 only
1969
                            // Defend against cloned attroperties (jQuery gh-1709)
1970
                            uniqueCache = outerCache[ node.uniqueID ] ||
1971
                                ( outerCache[ node.uniqueID ] = {} );
1972
1973
                            cache = uniqueCache[ type ] || [];
1974
                            nodeIndex = cache[ 0 ] === dirruns && cache[ 1 ];
1975
                            diff = nodeIndex && cache[ 2 ];
1976
                            node = nodeIndex && parent.childNodes[ nodeIndex ];
1977
1978
                            while ( ( node = ++nodeIndex && node && node[ dir ] ||
1979
1980
                                // Fallback to seeking `elem` from the start
1981
                                ( diff = nodeIndex = 0 ) || start.pop() ) ) {
1982
1983
                                // When found, cache indexes on `parent` and break
1984
                                if ( node.nodeType === 1 && ++diff && node === elem ) {
1985
                                    uniqueCache[ type ] = [ dirruns, nodeIndex, diff ];
1986
                                    break;
1987
                                }
1988
                            }
1989
1990
                        } else {
1991
1992
                            // Use previously-cached element index if available
1993
                            if ( useCache ) {
1994
1995
                                // ...in a gzip-friendly way
1996
                                node = elem;
1997
                                outerCache = node[ expando ] || ( node[ expando ] = {} );
1998
1999
                                // Support: IE <9 only
2000
                                // Defend against cloned attroperties (jQuery gh-1709)
2001
                                uniqueCache = outerCache[ node.uniqueID ] ||
2002
                                    ( outerCache[ node.uniqueID ] = {} );
2003
2004
                                cache = uniqueCache[ type ] || [];
2005
                                nodeIndex = cache[ 0 ] === dirruns && cache[ 1 ];
2006
                                diff = nodeIndex;
2007
                            }
2008
2009
                            // xml :nth-child(...)
2010
                            // or :nth-last-child(...) or :nth(-last)?-of-type(...)
2011
                            if ( diff === false ) {
2012
2013
                                // Use the same loop as above to seek `elem` from the start
2014
                                while ( ( node = ++nodeIndex && node && node[ dir ] ||
2015
                                    ( diff = nodeIndex = 0 ) || start.pop() ) ) {
2016
2017
                                    if ( ( ofType ?
2018
                                        node.nodeName.toLowerCase() === name :
2019
                                        node.nodeType === 1 ) &&
2020
                                        ++diff ) {
2021
2022
                                        // Cache the index of each encountered element
2023
                                        if ( useCache ) {
2024
                                            outerCache = node[ expando ] ||
2025
                                                ( node[ expando ] = {} );
2026
2027
                                            // Support: IE <9 only
2028
                                            // Defend against cloned attroperties (jQuery gh-1709)
2029
                                            uniqueCache = outerCache[ node.uniqueID ] ||
2030
                                                ( outerCache[ node.uniqueID ] = {} );
2031
2032
                                            uniqueCache[ type ] = [ dirruns, diff ];
2033
                                        }
2034
2035
                                        if ( node === elem ) {
2036
                                            break;
2037
                                        }
2038
                                    }
2039
                                }
2040
                            }
2041
                        }
2042
2043
                        // Incorporate the offset, then check against cycle size
2044
                        diff -= last;
2045
                        return diff === first || ( diff % first === 0 && diff / first >= 0 );
2046
                    }
2047
                };
2048
        },
2049
2050
        "PSEUDO": function( pseudo, argument ) {
2051
2052
            // pseudo-class names are case-insensitive
2053
            // http://www.w3.org/TR/selectors/#pseudo-classes
2054
            // Prioritize by case sensitivity in case custom pseudos are added with uppercase letters
2055
            // Remember that setFilters inherits from pseudos
2056
            var args,
2057
                fn = Expr.pseudos[ pseudo ] || Expr.setFilters[ pseudo.toLowerCase() ] ||
2058
                    Sizzle.error( "unsupported pseudo: " + pseudo );
2059
2060
            // The user may use createPseudo to indicate that
2061
            // arguments are needed to create the filter function
2062
            // just as Sizzle does
2063
            if ( fn[ expando ] ) {
2064
                return fn( argument );
2065
            }
2066
2067
            // But maintain support for old signatures
2068
            if ( fn.length > 1 ) {
2069
                args = [ pseudo, pseudo, "", argument ];
2070
                return Expr.setFilters.hasOwnProperty( pseudo.toLowerCase() ) ?
2071
                    markFunction( function( seed, matches ) {
2072
                        var idx,
2073
                            matched = fn( seed, argument ),
2074
                            i = matched.length;
2075
                        while ( i-- ) {
2076
                            idx = indexOf( seed, matched[ i ] );
2077
                            seed[ idx ] = !( matches[ idx ] = matched[ i ] );
2078
                        }
2079
                    } ) :
2080
                    function( elem ) {
2081
                        return fn( elem, 0, args );
2082
                    };
2083
            }
2084
2085
            return fn;
2086
        }
2087
    },
2088
2089
    pseudos: {
2090
2091
        // Potentially complex pseudos
2092
        "not": markFunction( function( selector ) {
2093
2094
            // Trim the selector passed to compile
2095
            // to avoid treating leading and trailing
2096
            // spaces as combinators
2097
            var input = [],
2098
                results = [],
2099
                matcher = compile( selector.replace( rtrim, "$1" ) );
2100
2101
            return matcher[ expando ] ?
2102
                markFunction( function( seed, matches, _context, xml ) {
2103
                    var elem,
2104
                        unmatched = matcher( seed, null, xml, [] ),
2105
                        i = seed.length;
2106
2107
                    // Match elements unmatched by `matcher`
2108
                    while ( i-- ) {
2109
                        if ( ( elem = unmatched[ i ] ) ) {
2110
                            seed[ i ] = !( matches[ i ] = elem );
2111
                        }
2112
                    }
2113
                } ) :
2114
                function( elem, _context, xml ) {
2115
                    input[ 0 ] = elem;
2116
                    matcher( input, null, xml, results );
2117
2118
                    // Don't keep the element (issue #299)
2119
                    input[ 0 ] = null;
2120
                    return !results.pop();
2121
                };
2122
        } ),
2123
2124
        "has": markFunction( function( selector ) {
2125
            return function( elem ) {
2126
                return Sizzle( selector, elem ).length > 0;
2127
            };
2128
        } ),
2129
2130
        "contains": markFunction( function( text ) {
2131
            text = text.replace( runescape, funescape );
2132
            return function( elem ) {
2133
                return ( elem.textContent || getText( elem ) ).indexOf( text ) > -1;
2134
            };
2135
        } ),
2136
2137
        // "Whether an element is represented by a :lang() selector
2138
        // is based solely on the element's language value
2139
        // being equal to the identifier C,
2140
        // or beginning with the identifier C immediately followed by "-".
2141
        // The matching of C against the element's language value is performed case-insensitively.
2142
        // The identifier C does not have to be a valid language name."
2143
        // http://www.w3.org/TR/selectors/#lang-pseudo
2144
        "lang": markFunction( function( lang ) {
2145
2146
            // lang value must be a valid identifier
2147
            if ( !ridentifier.test( lang || "" ) ) {
2148
                Sizzle.error( "unsupported lang: " + lang );
2149
            }
2150
            lang = lang.replace( runescape, funescape ).toLowerCase();
2151
            return function( elem ) {
2152
                var elemLang;
2153
                do {
2154
                    if ( ( elemLang = documentIsHTML ?
2155
                        elem.lang :
2156
                        elem.getAttribute( "xml:lang" ) || elem.getAttribute( "lang" ) ) ) {
2157
2158
                        elemLang = elemLang.toLowerCase();
2159
                        return elemLang === lang || elemLang.indexOf( lang + "-" ) === 0;
2160
                    }
2161
                } while ( ( elem = elem.parentNode ) && elem.nodeType === 1 );
2162
                return false;
2163
            };
2164
        } ),
2165
2166
        // Miscellaneous
2167
        "target": function( elem ) {
2168
            var hash = window.location && window.location.hash;
2169
            return hash && hash.slice( 1 ) === elem.id;
2170
        },
2171
2172
        "root": function( elem ) {
2173
            return elem === docElem;
2174
        },
2175
2176
        "focus": function( elem ) {
2177
            return elem === document.activeElement &&
2178
                ( !document.hasFocus || document.hasFocus() ) &&
2179
                !!( elem.type || elem.href || ~elem.tabIndex );
2180
        },
2181
2182
        // Boolean properties
2183
        "enabled": createDisabledPseudo( false ),
2184
        "disabled": createDisabledPseudo( true ),
2185
2186
        "checked": function( elem ) {
2187
2188
            // In CSS3, :checked should return both checked and selected elements
2189
            // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
2190
            var nodeName = elem.nodeName.toLowerCase();
2191
            return ( nodeName === "input" && !!elem.checked ) ||
2192
                ( nodeName === "option" && !!elem.selected );
2193
        },
2194
2195
        "selected": function( elem ) {
2196
2197
            // Accessing this property makes selected-by-default
2198
            // options in Safari work properly
2199
            if ( elem.parentNode ) {
2200
                // eslint-disable-next-line no-unused-expressions
2201
                elem.parentNode.selectedIndex;
2202
            }
2203
2204
            return elem.selected === true;
2205
        },
2206
2207
        // Contents
2208
        "empty": function( elem ) {
2209
2210
            // http://www.w3.org/TR/selectors/#empty-pseudo
2211
            // :empty is negated by element (1) or content nodes (text: 3; cdata: 4; entity ref: 5),
2212
            //   but not by others (comment: 8; processing instruction: 7; etc.)
2213
            // nodeType < 6 works because attributes (2) do not appear as children
2214
            for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {
2215
                if ( elem.nodeType < 6 ) {
2216
                    return false;
2217
                }
2218
            }
2219
            return true;
2220
        },
2221
2222
        "parent": function( elem ) {
2223
            return !Expr.pseudos[ "empty" ]( elem );
2224
        },
2225
2226
        // Element/input types
2227
        "header": function( elem ) {
2228
            return rheader.test( elem.nodeName );
2229
        },
2230
2231
        "input": function( elem ) {
2232
            return rinputs.test( elem.nodeName );
2233
        },
2234
2235
        "button": function( elem ) {
2236
            var name = elem.nodeName.toLowerCase();
2237
            return name === "input" && elem.type === "button" || name === "button";
2238
        },
2239
2240
        "text": function( elem ) {
2241
            var attr;
2242
            return elem.nodeName.toLowerCase() === "input" &&
2243
                elem.type === "text" &&
2244
2245
                // Support: IE<8
2246
                // New HTML5 attribute values (e.g., "search") appear with elem.type === "text"
2247
                ( ( attr = elem.getAttribute( "type" ) ) == null ||
2248
                    attr.toLowerCase() === "text" );
2249
        },
2250
2251
        // Position-in-collection
2252
        "first": createPositionalPseudo( function() {
2253
            return [ 0 ];
2254
        } ),
2255
2256
        "last": createPositionalPseudo( function( _matchIndexes, length ) {
2257
            return [ length - 1 ];
2258
        } ),
2259
2260
        "eq": createPositionalPseudo( function( _matchIndexes, length, argument ) {
2261
            return [ argument < 0 ? argument + length : argument ];
2262
        } ),
2263
2264
        "even": createPositionalPseudo( function( matchIndexes, length ) {
2265
            var i = 0;
2266
            for ( ; i < length; i += 2 ) {
2267
                matchIndexes.push( i );
2268
            }
2269
            return matchIndexes;
2270
        } ),
2271
2272
        "odd": createPositionalPseudo( function( matchIndexes, length ) {
2273
            var i = 1;
2274
            for ( ; i < length; i += 2 ) {
2275
                matchIndexes.push( i );
2276
            }
2277
            return matchIndexes;
2278
        } ),
2279
2280
        "lt": createPositionalPseudo( function( matchIndexes, length, argument ) {
2281
            var i = argument < 0 ?
2282
                argument + length :
2283
                argument > length ?
2284
                    length :
2285
                    argument;
2286
            for ( ; --i >= 0; ) {
2287
                matchIndexes.push( i );
2288
            }
2289
            return matchIndexes;
2290
        } ),
2291
2292
        "gt": createPositionalPseudo( function( matchIndexes, length, argument ) {
2293
            var i = argument < 0 ? argument + length : argument;
2294
            for ( ; ++i < length; ) {
2295
                matchIndexes.push( i );
2296
            }
2297
            return matchIndexes;
2298
        } )
2299
    }
2300
};
2301
2302
Expr.pseudos[ "nth" ] = Expr.pseudos[ "eq" ];
2303
2304
// Add button/input type pseudos
2305
for ( i in { radio: true, checkbox: true, file: true, password: true, image: true } ) {
2306
    Expr.pseudos[ i ] = createInputPseudo( i );
2307
}
2308
for ( i in { submit: true, reset: true } ) {
2309
    Expr.pseudos[ i ] = createButtonPseudo( i );
2310
}
2311
2312
// Easy API for creating new setFilters
2313
function setFilters() {}
2314
setFilters.prototype = Expr.filters = Expr.pseudos;
2315
Expr.setFilters = new setFilters();
2316
2317
tokenize = Sizzle.tokenize = function( selector, parseOnly ) {
2318
    var matched, match, tokens, type,
2319
        soFar, groups, preFilters,
2320
        cached = tokenCache[ selector + " " ];
2321
2322
    if ( cached ) {
2323
        return parseOnly ? 0 : cached.slice( 0 );
2324
    }
2325
2326
    soFar = selector;
2327
    groups = [];
2328
    preFilters = Expr.preFilter;
2329
2330
    while ( soFar ) {
2331
2332
        // Comma and first run
2333
        if ( !matched || ( match = rcomma.exec( soFar ) ) ) {
2334
            if ( match ) {
2335
2336
                // Don't consume trailing commas as valid
2337
                soFar = soFar.slice( match[ 0 ].length ) || soFar;
2338
            }
2339
            groups.push( ( tokens = [] ) );
2340
        }
2341
2342
        matched = false;
2343
2344
        // Combinators
2345
        if ( ( match = rcombinators.exec( soFar ) ) ) {
2346
            matched = match.shift();
2347
            tokens.push( {
2348
                value: matched,
2349
2350
                // Cast descendant combinators to space
2351
                type: match[ 0 ].replace( rtrim, " " )
2352
            } );
2353
            soFar = soFar.slice( matched.length );
2354
        }
2355
2356
        // Filters
2357
        for ( type in Expr.filter ) {
2358
            if ( ( match = matchExpr[ type ].exec( soFar ) ) && ( !preFilters[ type ] ||
2359
                ( match = preFilters[ type ]( match ) ) ) ) {
2360
                matched = match.shift();
2361
                tokens.push( {
2362
                    value: matched,
2363
                    type: type,
2364
                    matches: match
2365
                } );
2366
                soFar = soFar.slice( matched.length );
2367
            }
2368
        }
2369
2370
        if ( !matched ) {
2371
            break;
2372
        }
2373
    }
2374
2375
    // Return the length of the invalid excess
2376
    // if we're just parsing
2377
    // Otherwise, throw an error or return tokens
2378
    return parseOnly ?
2379
        soFar.length :
2380
        soFar ?
2381
            Sizzle.error( selector ) :
2382
2383
            // Cache the tokens
2384
            tokenCache( selector, groups ).slice( 0 );
2385
};
2386
2387
function toSelector( tokens ) {
2388
    var i = 0,
2389
        len = tokens.length,
2390
        selector = "";
2391
    for ( ; i < len; i++ ) {
2392
        selector += tokens[ i ].value;
2393
    }
2394
    return selector;
2395
}
2396
2397
function addCombinator( matcher, combinator, base ) {
2398
    var dir = combinator.dir,
2399
        skip = combinator.next,
2400
        key = skip || dir,
2401
        checkNonElements = base && key === "parentNode",
2402
        doneName = done++;
2403
2404
    return combinator.first ?
2405
2406
        // Check against closest ancestor/preceding element
2407
        function( elem, context, xml ) {
2408
            while ( ( elem = elem[ dir ] ) ) {
2409
                if ( elem.nodeType === 1 || checkNonElements ) {
2410
                    return matcher( elem, context, xml );
2411
                }
2412
            }
2413
            return false;
2414
        } :
2415
2416
        // Check against all ancestor/preceding elements
2417
        function( elem, context, xml ) {
2418
            var oldCache, uniqueCache, outerCache,
2419
                newCache = [ dirruns, doneName ];
2420
2421
            // We can't set arbitrary data on XML nodes, so they don't benefit from combinator caching
2422
            if ( xml ) {
2423
                while ( ( elem = elem[ dir ] ) ) {
2424
                    if ( elem.nodeType === 1 || checkNonElements ) {
2425
                        if ( matcher( elem, context, xml ) ) {
2426
                            return true;
2427
                        }
2428
                    }
2429
                }
2430
            } else {
2431
                while ( ( elem = elem[ dir ] ) ) {
2432
                    if ( elem.nodeType === 1 || checkNonElements ) {
2433
                        outerCache = elem[ expando ] || ( elem[ expando ] = {} );
2434
2435
                        // Support: IE <9 only
2436
                        // Defend against cloned attroperties (jQuery gh-1709)
2437
                        uniqueCache = outerCache[ elem.uniqueID ] ||
2438
                            ( outerCache[ elem.uniqueID ] = {} );
2439
2440
                        if ( skip && skip === elem.nodeName.toLowerCase() ) {
2441
                            elem = elem[ dir ] || elem;
2442
                        } else if ( ( oldCache = uniqueCache[ key ] ) &&
2443
                            oldCache[ 0 ] === dirruns && oldCache[ 1 ] === doneName ) {
2444
2445
                            // Assign to newCache so results back-propagate to previous elements
2446
                            return ( newCache[ 2 ] = oldCache[ 2 ] );
2447
                        } else {
2448
2449
                            // Reuse newcache so results back-propagate to previous elements
2450
                            uniqueCache[ key ] = newCache;
2451
2452
                            // A match means we're done; a fail means we have to keep checking
2453
                            if ( ( newCache[ 2 ] = matcher( elem, context, xml ) ) ) {
2454
                                return true;
2455
                            }
2456
                        }
2457
                    }
2458
                }
2459
            }
2460
            return false;
2461
        };
2462
}
2463
2464
function elementMatcher( matchers ) {
2465
    return matchers.length > 1 ?
2466
        function( elem, context, xml ) {
2467
            var i = matchers.length;
2468
            while ( i-- ) {
2469
                if ( !matchers[ i ]( elem, context, xml ) ) {
2470
                    return false;
2471
                }
2472
            }
2473
            return true;
2474
        } :
2475
        matchers[ 0 ];
2476
}
2477
2478
function multipleContexts( selector, contexts, results ) {
2479
    var i = 0,
2480
        len = contexts.length;
2481
    for ( ; i < len; i++ ) {
2482
        Sizzle( selector, contexts[ i ], results );
2483
    }
2484
    return results;
2485
}
2486
2487
function condense( unmatched, map, filter, context, xml ) {
2488
    var elem,
2489
        newUnmatched = [],
2490
        i = 0,
2491
        len = unmatched.length,
2492
        mapped = map != null;
2493
2494
    for ( ; i < len; i++ ) {
2495
        if ( ( elem = unmatched[ i ] ) ) {
2496
            if ( !filter || filter( elem, context, xml ) ) {
2497
                newUnmatched.push( elem );
2498
                if ( mapped ) {
2499
                    map.push( i );
2500
                }
2501
            }
2502
        }
2503
    }
2504
2505
    return newUnmatched;
2506
}
2507
2508
function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postSelector ) {
2509
    if ( postFilter && !postFilter[ expando ] ) {
2510
        postFilter = setMatcher( postFilter );
2511
    }
2512
    if ( postFinder && !postFinder[ expando ] ) {
2513
        postFinder = setMatcher( postFinder, postSelector );
2514
    }
2515
    return markFunction( function( seed, results, context, xml ) {
2516
        var temp, i, elem,
2517
            preMap = [],
2518
            postMap = [],
2519
            preexisting = results.length,
2520
2521
            // Get initial elements from seed or context
2522
            elems = seed || multipleContexts(
2523
                selector || "*",
2524
                context.nodeType ? [ context ] : context,
2525
                []
2526
            ),
2527
2528
            // Prefilter to get matcher input, preserving a map for seed-results synchronization
2529
            matcherIn = preFilter && ( seed || !selector ) ?
2530
                condense( elems, preMap, preFilter, context, xml ) :
2531
                elems,
2532
2533
            matcherOut = matcher ?
2534
2535
                // If we have a postFinder, or filtered seed, or non-seed postFilter or preexisting results,
2536
                postFinder || ( seed ? preFilter : preexisting || postFilter ) ?
2537
2538
                    // ...intermediate processing is necessary
2539
                    [] :
2540
2541
                    // ...otherwise use results directly
2542
                    results :
2543
                matcherIn;
2544
2545
        // Find primary matches
2546
        if ( matcher ) {
2547
            matcher( matcherIn, matcherOut, context, xml );
2548
        }
2549
2550
        // Apply postFilter
2551
        if ( postFilter ) {
2552
            temp = condense( matcherOut, postMap );
2553
            postFilter( temp, [], context, xml );
2554
2555
            // Un-match failing elements by moving them back to matcherIn
2556
            i = temp.length;
2557
            while ( i-- ) {
2558
                if ( ( elem = temp[ i ] ) ) {
2559
                    matcherOut[ postMap[ i ] ] = !( matcherIn[ postMap[ i ] ] = elem );
2560
                }
2561
            }
2562
        }
2563
2564
        if ( seed ) {
2565
            if ( postFinder || preFilter ) {
2566
                if ( postFinder ) {
2567
2568
                    // Get the final matcherOut by condensing this intermediate into postFinder contexts
2569
                    temp = [];
2570
                    i = matcherOut.length;
2571
                    while ( i-- ) {
2572
                        if ( ( elem = matcherOut[ i ] ) ) {
2573
2574
                            // Restore matcherIn since elem is not yet a final match
2575
                            temp.push( ( matcherIn[ i ] = elem ) );
2576
                        }
2577
                    }
2578
                    postFinder( null, ( matcherOut = [] ), temp, xml );
2579
                }
2580
2581
                // Move matched elements from seed to results to keep them synchronized
2582
                i = matcherOut.length;
2583
                while ( i-- ) {
2584
                    if ( ( elem = matcherOut[ i ] ) &&
2585
                        ( temp = postFinder ? indexOf( seed, elem ) : preMap[ i ] ) > -1 ) {
2586
2587
                        seed[ temp ] = !( results[ temp ] = elem );
2588
                    }
2589
                }
2590
            }
2591
2592
        // Add elements to results, through postFinder if defined
2593
        } else {
2594
            matcherOut = condense(
2595
                matcherOut === results ?
2596
                    matcherOut.splice( preexisting, matcherOut.length ) :
2597
                    matcherOut
2598
            );
2599
            if ( postFinder ) {
2600
                postFinder( null, results, matcherOut, xml );
2601
            } else {
2602
                push.apply( results, matcherOut );
2603
            }
2604
        }
2605
    } );
2606
}
2607
2608
function matcherFromTokens( tokens ) {
2609
    var checkContext, matcher, j,
2610
        len = tokens.length,
2611
        leadingRelative = Expr.relative[ tokens[ 0 ].type ],
2612
        implicitRelative = leadingRelative || Expr.relative[ " " ],
2613
        i = leadingRelative ? 1 : 0,
2614
2615
        // The foundational matcher ensures that elements are reachable from top-level context(s)
2616
        matchContext = addCombinator( function( elem ) {
2617
            return elem === checkContext;
2618
        }, implicitRelative, true ),
2619
        matchAnyContext = addCombinator( function( elem ) {
2620
            return indexOf( checkContext, elem ) > -1;
2621
        }, implicitRelative, true ),
2622
        matchers = [ function( elem, context, xml ) {
2623
            var ret = ( !leadingRelative && ( xml || context !== outermostContext ) ) || (
2624
                ( checkContext = context ).nodeType ?
2625
                    matchContext( elem, context, xml ) :
2626
                    matchAnyContext( elem, context, xml ) );
2627
2628
            // Avoid hanging onto element (issue #299)
2629
            checkContext = null;
2630
            return ret;
2631
        } ];
2632
2633
    for ( ; i < len; i++ ) {
2634
        if ( ( matcher = Expr.relative[ tokens[ i ].type ] ) ) {
2635
            matchers = [ addCombinator( elementMatcher( matchers ), matcher ) ];
2636
        } else {
2637
            matcher = Expr.filter[ tokens[ i ].type ].apply( null, tokens[ i ].matches );
2638
2639
            // Return special upon seeing a positional matcher
2640
            if ( matcher[ expando ] ) {
2641
2642
                // Find the next relative operator (if any) for proper handling
2643
                j = ++i;
2644
                for ( ; j < len; j++ ) {
2645
                    if ( Expr.relative[ tokens[ j ].type ] ) {
2646
                        break;
2647
                    }
2648
                }
2649
                return setMatcher(
2650
                    i > 1 && elementMatcher( matchers ),
2651
                    i > 1 && toSelector(
2652
2653
                    // If the preceding token was a descendant combinator, insert an implicit any-element `*`
2654
                    tokens
2655
                        .slice( 0, i - 1 )
2656
                        .concat( { value: tokens[ i - 2 ].type === " " ? "*" : "" } )
2657
                    ).replace( rtrim, "$1" ),
2658
                    matcher,
2659
                    i < j && matcherFromTokens( tokens.slice( i, j ) ),
2660
                    j < len && matcherFromTokens( ( tokens = tokens.slice( j ) ) ),
2661
                    j < len && toSelector( tokens )
2662
                );
2663
            }
2664
            matchers.push( matcher );
2665
        }
2666
    }
2667
2668
    return elementMatcher( matchers );
2669
}
2670
2671
function matcherFromGroupMatchers( elementMatchers, setMatchers ) {
2672
    var bySet = setMatchers.length > 0,
2673
        byElement = elementMatchers.length > 0,
2674
        superMatcher = function( seed, context, xml, results, outermost ) {
2675
            var elem, j, matcher,
2676
                matchedCount = 0,
2677
                i = "0",
2678
                unmatched = seed && [],
2679
                setMatched = [],
2680
                contextBackup = outermostContext,
2681
2682
                // We must always have either seed elements or outermost context
2683
                elems = seed || byElement && Expr.find[ "TAG" ]( "*", outermost ),
2684
2685
                // Use integer dirruns iff this is the outermost matcher
2686
                dirrunsUnique = ( dirruns += contextBackup == null ? 1 : Math.random() || 0.1 ),
2687
                len = elems.length;
2688
2689
            if ( outermost ) {
2690
2691
                // Support: IE 11+, Edge 17 - 18+
2692
                // IE/Edge sometimes throw a "Permission denied" error when strict-comparing
2693
                // two documents; shallow comparisons work.
2694
                // eslint-disable-next-line eqeqeq
2695
                outermostContext = context == document || context || outermost;
2696
            }
2697
2698
            // Add elements passing elementMatchers directly to results
2699
            // Support: IE<9, Safari
2700
            // Tolerate NodeList properties (IE: "length"; Safari: <number>) matching elements by id
2701
            for ( ; i !== len && ( elem = elems[ i ] ) != null; i++ ) {
2702
                if ( byElement && elem ) {
2703
                    j = 0;
2704
2705
                    // Support: IE 11+, Edge 17 - 18+
2706
                    // IE/Edge sometimes throw a "Permission denied" error when strict-comparing
2707
                    // two documents; shallow comparisons work.
2708
                    // eslint-disable-next-line eqeqeq
2709
                    if ( !context && elem.ownerDocument != document ) {
2710
                        setDocument( elem );
2711
                        xml = !documentIsHTML;
2712
                    }
2713
                    while ( ( matcher = elementMatchers[ j++ ] ) ) {
2714
                        if ( matcher( elem, context || document, xml ) ) {
2715
                            results.push( elem );
2716
                            break;
2717
                        }
2718
                    }
2719
                    if ( outermost ) {
2720
                        dirruns = dirrunsUnique;
2721
                    }
2722
                }
2723
2724
                // Track unmatched elements for set filters
2725
                if ( bySet ) {
2726
2727
                    // They will have gone through all possible matchers
2728
                    if ( ( elem = !matcher && elem ) ) {
2729
                        matchedCount--;
2730
                    }
2731
2732
                    // Lengthen the array for every element, matched or not
2733
                    if ( seed ) {
2734
                        unmatched.push( elem );
2735
                    }
2736
                }
2737
            }
2738
2739
            // `i` is now the count of elements visited above, and adding it to `matchedCount`
2740
            // makes the latter nonnegative.
2741
            matchedCount += i;
2742
2743
            // Apply set filters to unmatched elements
2744
            // NOTE: This can be skipped if there are no unmatched elements (i.e., `matchedCount`
2745
            // equals `i`), unless we didn't visit _any_ elements in the above loop because we have
2746
            // no element matchers and no seed.
2747
            // Incrementing an initially-string "0" `i` allows `i` to remain a string only in that
2748
            // case, which will result in a "00" `matchedCount` that differs from `i` but is also
2749
            // numerically zero.
2750
            if ( bySet && i !== matchedCount ) {
2751
                j = 0;
2752
                while ( ( matcher = setMatchers[ j++ ] ) ) {
2753
                    matcher( unmatched, setMatched, context, xml );
2754
                }
2755
2756
                if ( seed ) {
2757
2758
                    // Reintegrate element matches to eliminate the need for sorting
2759
                    if ( matchedCount > 0 ) {
2760
                        while ( i-- ) {
2761
                            if ( !( unmatched[ i ] || setMatched[ i ] ) ) {
2762
                                setMatched[ i ] = pop.call( results );
2763
                            }
2764
                        }
2765
                    }
2766
2767
                    // Discard index placeholder values to get only actual matches
2768
                    setMatched = condense( setMatched );
2769
                }
2770
2771
                // Add matches to results
2772
                push.apply( results, setMatched );
2773
2774
                // Seedless set matches succeeding multiple successful matchers stipulate sorting
2775
                if ( outermost && !seed && setMatched.length > 0 &&
2776
                    ( matchedCount + setMatchers.length ) > 1 ) {
2777
2778
                    Sizzle.uniqueSort( results );
2779
                }
2780
            }
2781
2782
            // Override manipulation of globals by nested matchers
2783
            if ( outermost ) {
2784
                dirruns = dirrunsUnique;
2785
                outermostContext = contextBackup;
2786
            }
2787
2788
            return unmatched;
2789
        };
2790
2791
    return bySet ?
2792
        markFunction( superMatcher ) :
2793
        superMatcher;
2794
}
2795
2796
compile = Sizzle.compile = function( selector, match /* Internal Use Only */ ) {
2797
    var i,
2798
        setMatchers = [],
2799
        elementMatchers = [],
2800
        cached = compilerCache[ selector + " " ];
2801
2802
    if ( !cached ) {
2803
2804
        // Generate a function of recursive functions that can be used to check each element
2805
        if ( !match ) {
2806
            match = tokenize( selector );
2807
        }
2808
        i = match.length;
2809
        while ( i-- ) {
2810
            cached = matcherFromTokens( match[ i ] );
2811
            if ( cached[ expando ] ) {
2812
                setMatchers.push( cached );
2813
            } else {
2814
                elementMatchers.push( cached );
2815
            }
2816
        }
2817
2818
        // Cache the compiled function
2819
        cached = compilerCache(
2820
            selector,
2821
            matcherFromGroupMatchers( elementMatchers, setMatchers )
2822
        );
2823
2824
        // Save selector and tokenization
2825
        cached.selector = selector;
2826
    }
2827
    return cached;
2828
};
2829
2830
/**
2831
 * A low-level selection function that works with Sizzle's compiled
2832
 *  selector functions
2833
 * @param {String|Function} selector A selector or a pre-compiled
2834
 *  selector function built with Sizzle.compile
2835
 * @param {Element} context
2836
 * @param {Array} [results]
2837
 * @param {Array} [seed] A set of elements to match against
2838
 */
2839
select = Sizzle.select = function( selector, context, results, seed ) {
2840
    var i, tokens, token, type, find,
2841
        compiled = typeof selector === "function" && selector,
2842
        match = !seed && tokenize( ( selector = compiled.selector || selector ) );
2843
2844
    results = results || [];
2845
2846
    // Try to minimize operations if there is only one selector in the list and no seed
2847
    // (the latter of which guarantees us context)
2848
    if ( match.length === 1 ) {
2849
2850
        // Reduce context if the leading compound selector is an ID
2851
        tokens = match[ 0 ] = match[ 0 ].slice( 0 );
2852
        if ( tokens.length > 2 && ( token = tokens[ 0 ] ).type === "ID" &&
2853
            context.nodeType === 9 && documentIsHTML && Expr.relative[ tokens[ 1 ].type ] ) {
2854
2855
            context = ( Expr.find[ "ID" ]( token.matches[ 0 ]
2856
                .replace( runescape, funescape ), context ) || [] )[ 0 ];
2857
            if ( !context ) {
2858
                return results;
2859
2860
            // Precompiled matchers will still verify ancestry, so step up a level
2861
            } else if ( compiled ) {
2862
                context = context.parentNode;
2863
            }
2864
2865
            selector = selector.slice( tokens.shift().value.length );
2866
        }
2867
2868
        // Fetch a seed set for right-to-left matching
2869
        i = matchExpr[ "needsContext" ].test( selector ) ? 0 : tokens.length;
2870
        while ( i-- ) {
2871
            token = tokens[ i ];
2872
2873
            // Abort if we hit a combinator
2874
            if ( Expr.relative[ ( type = token.type ) ] ) {
2875
                break;
2876
            }
2877
            if ( ( find = Expr.find[ type ] ) ) {
2878
2879
                // Search, expanding context for leading sibling combinators
2880
                if ( ( seed = find(
2881
                    token.matches[ 0 ].replace( runescape, funescape ),
2882
                    rsibling.test( tokens[ 0 ].type ) && testContext( context.parentNode ) ||
2883
                        context
2884
                ) ) ) {
2885
2886
                    // If seed is empty or no tokens remain, we can return early
2887
                    tokens.splice( i, 1 );
2888
                    selector = seed.length && toSelector( tokens );
2889
                    if ( !selector ) {
2890
                        push.apply( results, seed );
2891
                        return results;
2892
                    }
2893
2894
                    break;
2895
                }
2896
            }
2897
        }
2898
    }
2899
2900
    // Compile and execute a filtering function if one is not provided
2901
    // Provide `match` to avoid retokenization if we modified the selector above
2902
    ( compiled || compile( selector, match ) )(
2903
        seed,
2904
        context,
2905
        !documentIsHTML,
2906
        results,
2907
        !context || rsibling.test( selector ) && testContext( context.parentNode ) || context
2908
    );
2909
    return results;
2910
};
2911
2912
// One-time assignments
2913
2914
// Sort stability
2915
support.sortStable = expando.split( "" ).sort( sortOrder ).join( "" ) === expando;
2916
2917
// Support: Chrome 14-35+
2918
// Always assume duplicates if they aren't passed to the comparison function
2919
support.detectDuplicates = !!hasDuplicate;
2920
2921
// Initialize against the default document
2922
setDocument();
2923
2924
// Support: Webkit<537.32 - Safari 6.0.3/Chrome 25 (fixed in Chrome 27)
2925
// Detached nodes confoundingly follow *each other*
2926
support.sortDetached = assert( function( el ) {
2927
2928
    // Should return 1, but returns 4 (following)
2929
    return el.compareDocumentPosition( document.createElement( "fieldset" ) ) & 1;
2930
} );
2931
2932
// Support: IE<8
2933
// Prevent attribute/property "interpolation"
2934
// https://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx
2935
if ( !assert( function( el ) {
2936
    el.innerHTML = "<a href='#'></a>";
2937
    return el.firstChild.getAttribute( "href" ) === "#";
2938
} ) ) {
2939
    addHandle( "type|href|height|width", function( elem, name, isXML ) {
2940
        if ( !isXML ) {
2941
            return elem.getAttribute( name, name.toLowerCase() === "type" ? 1 : 2 );
2942
        }
2943
    } );
2944
}
2945
2946
// Support: IE<9
2947
// Use defaultValue in place of getAttribute("value")
2948
if ( !support.attributes || !assert( function( el ) {
2949
    el.innerHTML = "<input/>";
2950
    el.firstChild.setAttribute( "value", "" );
2951
    return el.firstChild.getAttribute( "value" ) === "";
2952
} ) ) {
2953
    addHandle( "value", function( elem, _name, isXML ) {
2954
        if ( !isXML && elem.nodeName.toLowerCase() === "input" ) {
2955
            return elem.defaultValue;
2956
        }
2957
    } );
2958
}
2959
2960
// Support: IE<9
2961
// Use getAttributeNode to fetch booleans when getAttribute lies
2962
if ( !assert( function( el ) {
2963
    return el.getAttribute( "disabled" ) == null;
2964
} ) ) {
2965
    addHandle( booleans, function( elem, name, isXML ) {
2966
        var val;
2967
        if ( !isXML ) {
2968
            return elem[ name ] === true ? name.toLowerCase() :
2969
                ( val = elem.getAttributeNode( name ) ) && val.specified ?
2970
                    val.value :
2971
                    null;
2972
        }
2973
    } );
2974
}
2975
2976
return Sizzle;
2977
2978
} )( window );
2979
2980
2981
2982
jQuery.find = Sizzle;
2983
jQuery.expr = Sizzle.selectors;
2984
2985
// Deprecated
2986
jQuery.expr[ ":" ] = jQuery.expr.pseudos;
2987
jQuery.uniqueSort = jQuery.unique = Sizzle.uniqueSort;
2988
jQuery.text = Sizzle.getText;
2989
jQuery.isXMLDoc = Sizzle.isXML;
2990
jQuery.contains = Sizzle.contains;
2991
jQuery.escapeSelector = Sizzle.escape;
2992
2993
2994
2995
2996
var dir = function( elem, dir, until ) {
2997
    var matched = [],
2998
        truncate = until !== undefined;
2999
3000
    while ( ( elem = elem[ dir ] ) && elem.nodeType !== 9 ) {
3001
        if ( elem.nodeType === 1 ) {
3002
            if ( truncate && jQuery( elem ).is( until ) ) {
3003
                break;
3004
            }
3005
            matched.push( elem );
3006
        }
3007
    }
3008
    return matched;
3009
};
3010
3011
3012
var siblings = function( n, elem ) {
3013
    var matched = [];
3014
3015
    for ( ; n; n = n.nextSibling ) {
3016
        if ( n.nodeType === 1 && n !== elem ) {
3017
            matched.push( n );
3018
        }
3019
    }
3020
3021
    return matched;
3022
};
3023
3024
3025
var rneedsContext = jQuery.expr.match.needsContext;
3026
3027
3028
3029
function nodeName( elem, name ) {
3030
3031
    return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase();
3032
3033
}
3034
var rsingleTag = ( /^<([a-z][^\/\0>:\x20\t\r\n\f]*)[\x20\t\r\n\f]*\/?>(?:<\/\1>|)$/i );
3035
3036
3037
3038
// Implement the identical functionality for filter and not
3039
function winnow( elements, qualifier, not ) {
3040
    if ( isFunction( qualifier ) ) {
3041
        return jQuery.grep( elements, function( elem, i ) {
3042
            return !!qualifier.call( elem, i, elem ) !== not;
3043
        } );
3044
    }
3045
3046
    // Single element
3047
    if ( qualifier.nodeType ) {
3048
        return jQuery.grep( elements, function( elem ) {
3049
            return ( elem === qualifier ) !== not;
3050
        } );
3051
    }
3052
3053
    // Arraylike of elements (jQuery, arguments, Array)
3054
    if ( typeof qualifier !== "string" ) {
3055
        return jQuery.grep( elements, function( elem ) {
3056
            return ( indexOf.call( qualifier, elem ) > -1 ) !== not;
3057
        } );
3058
    }
3059
3060
    // Filtered directly for both simple and complex selectors
3061
    return jQuery.filter( qualifier, elements, not );
3062
}
3063
3064
jQuery.filter = function( expr, elems, not ) {
3065
    var elem = elems[ 0 ];
3066
3067
    if ( not ) {
3068
        expr = ":not(" + expr + ")";
3069
    }
3070
3071
    if ( elems.length === 1 && elem.nodeType === 1 ) {
3072
        return jQuery.find.matchesSelector( elem, expr ) ? [ elem ] : [];
3073
    }
3074
3075
    return jQuery.find.matches( expr, jQuery.grep( elems, function( elem ) {
3076
        return elem.nodeType === 1;
3077
    } ) );
3078
};
3079
3080
jQuery.fn.extend( {
3081
    find: function( selector ) {
3082
        var i, ret,
3083
            len = this.length,
3084
            self = this;
3085
3086
        if ( typeof selector !== "string" ) {
3087
            return this.pushStack( jQuery( selector ).filter( function() {
3088
                for ( i = 0; i < len; i++ ) {
3089
                    if ( jQuery.contains( self[ i ], this ) ) {
3090
                        return true;
3091
                    }
3092
                }
3093
            } ) );
3094
        }
3095
3096
        ret = this.pushStack( [] );
3097
3098
        for ( i = 0; i < len; i++ ) {
3099
            jQuery.find( selector, self[ i ], ret );
3100
        }
3101
3102
        return len > 1 ? jQuery.uniqueSort( ret ) : ret;
3103
    },
3104
    filter: function( selector ) {
3105
        return this.pushStack( winnow( this, selector || [], false ) );
3106
    },
3107
    not: function( selector ) {
3108
        return this.pushStack( winnow( this, selector || [], true ) );
3109
    },
3110
    is: function( selector ) {
3111
        return !!winnow(
3112
            this,
3113
3114
            // If this is a positional/relative selector, check membership in the returned set
3115
            // so $("p:first").is("p:last") won't return true for a doc with two "p".
3116
            typeof selector === "string" && rneedsContext.test( selector ) ?
3117
                jQuery( selector ) :
3118
                selector || [],
3119
            false
3120
        ).length;
3121
    }
3122
} );
3123
3124
3125
// Initialize a jQuery object
3126
3127
3128
// A central reference to the root jQuery(document)
3129
var rootjQuery,
3130
3131
    // A simple way to check for HTML strings
3132
    // Prioritize #id over <tag> to avoid XSS via location.hash (#9521)
3133
    // Strict HTML recognition (#11290: must start with <)
3134
    // Shortcut simple #id case for speed
3135
    rquickExpr = /^(?:\s*(<[\w\W]+>)[^>]*|#([\w-]+))$/,
3136
3137
    init = jQuery.fn.init = function( selector, context, root ) {
3138
        var match, elem;
3139
3140
        // HANDLE: $(""), $(null), $(undefined), $(false)
3141
        if ( !selector ) {
3142
            return this;
3143
        }
3144
3145
        // Method init() accepts an alternate rootjQuery
3146
        // so migrate can support jQuery.sub (gh-2101)
3147
        root = root || rootjQuery;
3148
3149
        // Handle HTML strings
3150
        if ( typeof selector === "string" ) {
3151
            if ( selector[ 0 ] === "<" &&
3152
                selector[ selector.length - 1 ] === ">" &&
3153
                selector.length >= 3 ) {
3154
3155
                // Assume that strings that start and end with <> are HTML and skip the regex check
3156
                match = [ null, selector, null ];
3157
3158
            } else {
3159
                match = rquickExpr.exec( selector );
3160
            }
3161
3162
            // Match html or make sure no context is specified for #id
3163
            if ( match && ( match[ 1 ] || !context ) ) {
3164
3165
                // HANDLE: $(html) -> $(array)
3166
                if ( match[ 1 ] ) {
3167
                    context = context instanceof jQuery ? context[ 0 ] : context;
3168
3169
                    // Option to run scripts is true for back-compat
3170
                    // Intentionally let the error be thrown if parseHTML is not present
3171
                    jQuery.merge( this, jQuery.parseHTML(
3172
                        match[ 1 ],
3173
                        context && context.nodeType ? context.ownerDocument || context : document,
3174
                        true
3175
                    ) );
3176
3177
                    // HANDLE: $(html, props)
3178
                    if ( rsingleTag.test( match[ 1 ] ) && jQuery.isPlainObject( context ) ) {
3179
                        for ( match in context ) {
3180
3181
                            // Properties of context are called as methods if possible
3182
                            if ( isFunction( this[ match ] ) ) {
3183
                                this[ match ]( context[ match ] );
3184
3185
                            // ...and otherwise set as attributes
3186
                            } else {
3187
                                this.attr( match, context[ match ] );
3188
                            }
3189
                        }
3190
                    }
3191
3192
                    return this;
3193
3194
                // HANDLE: $(#id)
3195
                } else {
3196
                    elem = document.getElementById( match[ 2 ] );
3197
3198
                    if ( elem ) {
3199
3200
                        // Inject the element directly into the jQuery object
3201
                        this[ 0 ] = elem;
3202
                        this.length = 1;
3203
                    }
3204
                    return this;
3205
                }
3206
3207
            // HANDLE: $(expr, $(...))
3208
            } else if ( !context || context.jquery ) {
3209
                return ( context || root ).find( selector );
3210
3211
            // HANDLE: $(expr, context)
3212
            // (which is just equivalent to: $(context).find(expr)
3213
            } else {
3214
                return this.constructor( context ).find( selector );
3215
            }
3216
3217
        // HANDLE: $(DOMElement)
3218
        } else if ( selector.nodeType ) {
3219
            this[ 0 ] = selector;
3220
            this.length = 1;
3221
            return this;
3222
3223
        // HANDLE: $(function)
3224
        // Shortcut for document ready
3225
        } else if ( isFunction( selector ) ) {
3226
            return root.ready !== undefined ?
3227
                root.ready( selector ) :
3228
3229
                // Execute immediately if ready is not present
3230
                selector( jQuery );
3231
        }
3232
3233
        return jQuery.makeArray( selector, this );
3234
    };
3235
3236
// Give the init function the jQuery prototype for later instantiation
3237
init.prototype = jQuery.fn;
3238
3239
// Initialize central reference
3240
rootjQuery = jQuery( document );
3241
3242
3243
var rparentsprev = /^(?:parents|prev(?:Until|All))/,
3244
3245
    // Methods guaranteed to produce a unique set when starting from a unique set
3246
    guaranteedUnique = {
3247
        children: true,
3248
        contents: true,
3249
        next: true,
3250
        prev: true
3251
    };
3252
3253
jQuery.fn.extend( {
3254
    has: function( target ) {
3255
        var targets = jQuery( target, this ),
3256
            l = targets.length;
3257
3258
        return this.filter( function() {
3259
            var i = 0;
3260
            for ( ; i < l; i++ ) {
3261
                if ( jQuery.contains( this, targets[ i ] ) ) {
3262
                    return true;
3263
                }
3264
            }
3265
        } );
3266
    },
3267
3268
    closest: function( selectors, context ) {
3269
        var cur,
3270
            i = 0,
3271
            l = this.length,
3272
            matched = [],
3273
            targets = typeof selectors !== "string" && jQuery( selectors );
3274
3275
        // Positional selectors never match, since there's no _selection_ context
3276
        if ( !rneedsContext.test( selectors ) ) {
3277
            for ( ; i < l; i++ ) {
3278
                for ( cur = this[ i ]; cur && cur !== context; cur = cur.parentNode ) {
3279
3280
                    // Always skip document fragments
3281
                    if ( cur.nodeType < 11 && ( targets ?
3282
                        targets.index( cur ) > -1 :
3283
3284
                        // Don't pass non-elements to Sizzle
3285
                        cur.nodeType === 1 &&
3286
                            jQuery.find.matchesSelector( cur, selectors ) ) ) {
3287
3288
                        matched.push( cur );
3289
                        break;
3290
                    }
3291
                }
3292
            }
3293
        }
3294
3295
        return this.pushStack( matched.length > 1 ? jQuery.uniqueSort( matched ) : matched );
3296
    },
3297
3298
    // Determine the position of an element within the set
3299
    index: function( elem ) {
3300
3301
        // No argument, return index in parent
3302
        if ( !elem ) {
3303
            return ( this[ 0 ] && this[ 0 ].parentNode ) ? this.first().prevAll().length : -1;
3304
        }
3305
3306
        // Index in selector
3307
        if ( typeof elem === "string" ) {
3308
            return indexOf.call( jQuery( elem ), this[ 0 ] );
3309
        }
3310
3311
        // Locate the position of the desired element
3312
        return indexOf.call( this,
3313
3314
            // If it receives a jQuery object, the first element is used
3315
            elem.jquery ? elem[ 0 ] : elem
3316
        );
3317
    },
3318
3319
    add: function( selector, context ) {
3320
        return this.pushStack(
3321
            jQuery.uniqueSort(
3322
                jQuery.merge( this.get(), jQuery( selector, context ) )
3323
            )
3324
        );
3325
    },
3326
3327
    addBack: function( selector ) {
3328
        return this.add( selector == null ?
3329
            this.prevObject : this.prevObject.filter( selector )
3330
        );
3331
    }
3332
} );
3333
3334
function sibling( cur, dir ) {
3335
    while ( ( cur = cur[ dir ] ) && cur.nodeType !== 1 ) {}
3336
    return cur;
3337
}
3338
3339
jQuery.each( {
3340
    parent: function( elem ) {
3341
        var parent = elem.parentNode;
3342
        return parent && parent.nodeType !== 11 ? parent : null;
3343
    },
3344
    parents: function( elem ) {
3345
        return dir( elem, "parentNode" );
3346
    },
3347
    parentsUntil: function( elem, _i, until ) {
3348
        return dir( elem, "parentNode", until );
3349
    },
3350
    next: function( elem ) {
3351
        return sibling( elem, "nextSibling" );
3352
    },
3353
    prev: function( elem ) {
3354
        return sibling( elem, "previousSibling" );
3355
    },
3356
    nextAll: function( elem ) {
3357
        return dir( elem, "nextSibling" );
3358
    },
3359
    prevAll: function( elem ) {
3360
        return dir( elem, "previousSibling" );
3361
    },
3362
    nextUntil: function( elem, _i, until ) {
3363
        return dir( elem, "nextSibling", until );
3364
    },
3365
    prevUntil: function( elem, _i, until ) {
3366
        return dir( elem, "previousSibling", until );
3367
    },
3368
    siblings: function( elem ) {
3369
        return siblings( ( elem.parentNode || {} ).firstChild, elem );
3370
    },
3371
    children: function( elem ) {
3372
        return siblings( elem.firstChild );
3373
    },
3374
    contents: function( elem ) {
3375
        if ( elem.contentDocument != null &&
3376
3377
            // Support: IE 11+
3378
            // <object> elements with no `data` attribute has an object
3379
            // `contentDocument` with a `null` prototype.
3380
            getProto( elem.contentDocument ) ) {
3381
3382
            return elem.contentDocument;
3383
        }
3384
3385
        // Support: IE 9 - 11 only, iOS 7 only, Android Browser <=4.3 only
3386
        // Treat the template element as a regular one in browsers that
3387
        // don't support it.
3388
        if ( nodeName( elem, "template" ) ) {
3389
            elem = elem.content || elem;
3390
        }
3391
3392
        return jQuery.merge( [], elem.childNodes );
3393
    }
3394
}, function( name, fn ) {
3395
    jQuery.fn[ name ] = function( until, selector ) {
3396
        var matched = jQuery.map( this, fn, until );
3397
3398
        if ( name.slice( -5 ) !== "Until" ) {
3399
            selector = until;
3400
        }
3401
3402
        if ( selector && typeof selector === "string" ) {
3403
            matched = jQuery.filter( selector, matched );
3404
        }
3405
3406
        if ( this.length > 1 ) {
3407
3408
            // Remove duplicates
3409
            if ( !guaranteedUnique[ name ] ) {
3410
                jQuery.uniqueSort( matched );
3411
            }
3412
3413
            // Reverse order for parents* and prev-derivatives
3414
            if ( rparentsprev.test( name ) ) {
3415
                matched.reverse();
3416
            }
3417
        }
3418
3419
        return this.pushStack( matched );
3420
    };
3421
} );
3422
var rnothtmlwhite = ( /[^\x20\t\r\n\f]+/g );
3423
3424
3425
3426
// Convert String-formatted options into Object-formatted ones
3427
function createOptions( options ) {
3428
    var object = {};
3429
    jQuery.each( options.match( rnothtmlwhite ) || [], function( _, flag ) {
3430
        object[ flag ] = true;
3431
    } );
3432
    return object;
3433
}
3434
3435
/*
3436
 * Create a callback list using the following parameters:
3437
 *
3438
 *  options: an optional list of space-separated options that will change how
3439
 *          the callback list behaves or a more traditional option object
3440
 *
3441
 * By default a callback list will act like an event callback list and can be
3442
 * "fired" multiple times.
3443
 *
3444
 * Possible options:
3445
 *
3446
 *  once:           will ensure the callback list can only be fired once (like a Deferred)
3447
 *
3448
 *  memory:         will keep track of previous values and will call any callback added
3449
 *                  after the list has been fired right away with the latest "memorized"
3450
 *                  values (like a Deferred)
3451
 *
3452
 *  unique:         will ensure a callback can only be added once (no duplicate in the list)
3453
 *
3454
 *  stopOnFalse:    interrupt callings when a callback returns false
3455
 *
3456
 */
3457
jQuery.Callbacks = function( options ) {
3458
3459
    // Convert options from String-formatted to Object-formatted if needed
3460
    // (we check in cache first)
3461
    options = typeof options === "string" ?
3462
        createOptions( options ) :
3463
        jQuery.extend( {}, options );
3464
3465
    var // Flag to know if list is currently firing
3466
        firing,
3467
3468
        // Last fire value for non-forgettable lists
3469
        memory,
3470
3471
        // Flag to know if list was already fired
3472
        fired,
3473
3474
        // Flag to prevent firing
3475
        locked,
3476
3477
        // Actual callback list
3478
        list = [],
3479
3480
        // Queue of execution data for repeatable lists
3481
        queue = [],
3482
3483
        // Index of currently firing callback (modified by add/remove as needed)
3484
        firingIndex = -1,
3485
3486
        // Fire callbacks
3487
        fire = function() {
3488
3489
            // Enforce single-firing
3490
            locked = locked || options.once;
3491
3492
            // Execute callbacks for all pending executions,
3493
            // respecting firingIndex overrides and runtime changes
3494
            fired = firing = true;
3495
            for ( ; queue.length; firingIndex = -1 ) {
3496
                memory = queue.shift();
3497
                while ( ++firingIndex < list.length ) {
3498
3499
                    // Run callback and check for early termination
3500
                    if ( list[ firingIndex ].apply( memory[ 0 ], memory[ 1 ] ) === false &&
3501
                        options.stopOnFalse ) {
3502
3503
                        // Jump to end and forget the data so .add doesn't re-fire
3504
                        firingIndex = list.length;
3505
                        memory = false;
3506
                    }
3507
                }
3508
            }
3509
3510
            // Forget the data if we're done with it
3511
            if ( !options.memory ) {
3512
                memory = false;
3513
            }
3514
3515
            firing = false;
3516
3517
            // Clean up if we're done firing for good
3518
            if ( locked ) {
3519
3520
                // Keep an empty list if we have data for future add calls
3521
                if ( memory ) {
3522
                    list = [];
3523
3524
                // Otherwise, this object is spent
3525
                } else {
3526
                    list = "";
3527
                }
3528
            }
3529
        },
3530
3531
        // Actual Callbacks object
3532
        self = {
3533
3534
            // Add a callback or a collection of callbacks to the list
3535
            add: function() {
3536
                if ( list ) {
3537
3538
                    // If we have memory from a past run, we should fire after adding
3539
                    if ( memory && !firing ) {
3540
                        firingIndex = list.length - 1;
3541
                        queue.push( memory );
3542
                    }
3543
3544
                    ( function add( args ) {
3545
                        jQuery.each( args, function( _, arg ) {
3546
                            if ( isFunction( arg ) ) {
3547
                                if ( !options.unique || !self.has( arg ) ) {
3548
                                    list.push( arg );
3549
                                }
3550
                            } else if ( arg && arg.length && toType( arg ) !== "string" ) {
3551
3552
                                // Inspect recursively
3553
                                add( arg );
3554
                            }
3555
                        } );
3556
                    } )( arguments );
3557
3558
                    if ( memory && !firing ) {
3559
                        fire();
3560
                    }
3561
                }
3562
                return this;
3563
            },
3564
3565
            // Remove a callback from the list
3566
            remove: function() {
3567
                jQuery.each( arguments, function( _, arg ) {
3568
                    var index;
3569
                    while ( ( index = jQuery.inArray( arg, list, index ) ) > -1 ) {
3570
                        list.splice( index, 1 );
3571
3572
                        // Handle firing indexes
3573
                        if ( index <= firingIndex ) {
3574
                            firingIndex--;
3575
                        }
3576
                    }
3577
                } );
3578
                return this;
3579
            },
3580
3581
            // Check if a given callback is in the list.
3582
            // If no argument is given, return whether or not list has callbacks attached.
3583
            has: function( fn ) {
3584
                return fn ?
3585
                    jQuery.inArray( fn, list ) > -1 :
3586
                    list.length > 0;
3587
            },
3588
3589
            // Remove all callbacks from the list
3590
            empty: function() {
3591
                if ( list ) {
3592
                    list = [];
3593
                }
3594
                return this;
3595
            },
3596
3597
            // Disable .fire and .add
3598
            // Abort any current/pending executions
3599
            // Clear all callbacks and values
3600
            disable: function() {
3601
                locked = queue = [];
3602
                list = memory = "";
3603
                return this;
3604
            },
3605
            disabled: function() {
3606
                return !list;
3607
            },
3608
3609
            // Disable .fire
3610
            // Also disable .add unless we have memory (since it would have no effect)
3611
            // Abort any pending executions
3612
            lock: function() {
3613
                locked = queue = [];
3614
                if ( !memory && !firing ) {
3615
                    list = memory = "";
3616
                }
3617
                return this;
3618
            },
3619
            locked: function() {
3620
                return !!locked;
3621
            },
3622
3623
            // Call all callbacks with the given context and arguments
3624
            fireWith: function( context, args ) {
3625
                if ( !locked ) {
3626
                    args = args || [];
3627
                    args = [ context, args.slice ? args.slice() : args ];
3628
                    queue.push( args );
3629
                    if ( !firing ) {
3630
                        fire();
3631
                    }
3632
                }
3633
                return this;
3634
            },
3635
3636
            // Call all the callbacks with the given arguments
3637
            fire: function() {
3638
                self.fireWith( this, arguments );
3639
                return this;
3640
            },
3641
3642
            // To know if the callbacks have already been called at least once
3643
            fired: function() {
3644
                return !!fired;
3645
            }
3646
        };
3647
3648
    return self;
3649
};
3650
3651
3652
function Identity( v ) {
3653
    return v;
3654
}
3655
function Thrower( ex ) {
3656
    throw ex;
3657
}
3658
3659
function adoptValue( value, resolve, reject, noValue ) {
3660
    var method;
3661
3662
    try {
3663
3664
        // Check for promise aspect first to privilege synchronous behavior
3665
        if ( value && isFunction( ( method = value.promise ) ) ) {
3666
            method.call( value ).done( resolve ).fail( reject );
3667
3668
        // Other thenables
3669
        } else if ( value && isFunction( ( method = value.then ) ) ) {
3670
            method.call( value, resolve, reject );
3671
3672
        // Other non-thenables
3673
        } else {
3674
3675
            // Control `resolve` arguments by letting Array#slice cast boolean `noValue` to integer:
3676
            // * false: [ value ].slice( 0 ) => resolve( value )
3677
            // * true: [ value ].slice( 1 ) => resolve()
3678
            resolve.apply( undefined, [ value ].slice( noValue ) );
3679
        }
3680
3681
    // For Promises/A+, convert exceptions into rejections
3682
    // Since jQuery.when doesn't unwrap thenables, we can skip the extra checks appearing in
3683
    // Deferred#then to conditionally suppress rejection.
3684
    } catch ( value ) {
3685
3686
        // Support: Android 4.0 only
3687
        // Strict mode functions invoked without .call/.apply get global-object context
3688
        reject.apply( undefined, [ value ] );
3689
    }
3690
}
3691
3692
jQuery.extend( {
3693
3694
    Deferred: function( func ) {
3695
        var tuples = [
3696
3697
                // action, add listener, callbacks,
3698
                // ... .then handlers, argument index, [final state]
3699
                [ "notify", "progress", jQuery.Callbacks( "memory" ),
3700
                    jQuery.Callbacks( "memory" ), 2 ],
3701
                [ "resolve", "done", jQuery.Callbacks( "once memory" ),
3702
                    jQuery.Callbacks( "once memory" ), 0, "resolved" ],
3703
                [ "reject", "fail", jQuery.Callbacks( "once memory" ),
3704
                    jQuery.Callbacks( "once memory" ), 1, "rejected" ]
3705
            ],
3706
            state = "pending",
3707
            promise = {
3708
                state: function() {
3709
                    return state;
3710
                },
3711
                always: function() {
3712
                    deferred.done( arguments ).fail( arguments );
3713
                    return this;
3714
                },
3715
                "catch": function( fn ) {
3716
                    return promise.then( null, fn );
3717
                },
3718
3719
                // Keep pipe for back-compat
3720
                pipe: function( /* fnDone, fnFail, fnProgress */ ) {
3721
                    var fns = arguments;
3722
3723
                    return jQuery.Deferred( function( newDefer ) {
3724
                        jQuery.each( tuples, function( _i, tuple ) {
3725
3726
                            // Map tuples (progress, done, fail) to arguments (done, fail, progress)
3727
                            var fn = isFunction( fns[ tuple[ 4 ] ] ) && fns[ tuple[ 4 ] ];
3728
3729
                            // deferred.progress(function() { bind to newDefer or newDefer.notify })
3730
                            // deferred.done(function() { bind to newDefer or newDefer.resolve })
3731
                            // deferred.fail(function() { bind to newDefer or newDefer.reject })
3732
                            deferred[ tuple[ 1 ] ]( function() {
3733
                                var returned = fn && fn.apply( this, arguments );
3734
                                if ( returned && isFunction( returned.promise ) ) {
3735
                                    returned.promise()
3736
                                        .progress( newDefer.notify )
3737
                                        .done( newDefer.resolve )
3738
                                        .fail( newDefer.reject );
3739
                                } else {
3740
                                    newDefer[ tuple[ 0 ] + "With" ](
3741
                                        this,
3742
                                        fn ? [ returned ] : arguments
3743
                                    );
3744
                                }
3745
                            } );
3746
                        } );
3747
                        fns = null;
3748
                    } ).promise();
3749
                },
3750
                then: function( onFulfilled, onRejected, onProgress ) {
3751
                    var maxDepth = 0;
3752
                    function resolve( depth, deferred, handler, special ) {
3753
                        return function() {
3754
                            var that = this,
3755
                                args = arguments,
3756
                                mightThrow = function() {
3757
                                    var returned, then;
3758
3759
                                    // Support: Promises/A+ section 2.3.3.3.3
3760
                                    // https://promisesaplus.com/#point-59
3761
                                    // Ignore double-resolution attempts
3762
                                    if ( depth < maxDepth ) {
3763
                                        return;
3764
                                    }
3765
3766
                                    returned = handler.apply( that, args );
3767
3768
                                    // Support: Promises/A+ section 2.3.1
3769
                                    // https://promisesaplus.com/#point-48
3770
                                    if ( returned === deferred.promise() ) {
3771
                                        throw new TypeError( "Thenable self-resolution" );
3772
                                    }
3773
3774
                                    // Support: Promises/A+ sections 2.3.3.1, 3.5
3775
                                    // https://promisesaplus.com/#point-54
3776
                                    // https://promisesaplus.com/#point-75
3777
                                    // Retrieve `then` only once
3778
                                    then = returned &&
3779
3780
                                        // Support: Promises/A+ section 2.3.4
3781
                                        // https://promisesaplus.com/#point-64
3782
                                        // Only check objects and functions for thenability
3783
                                        ( typeof returned === "object" ||
3784
                                            typeof returned === "function" ) &&
3785
                                        returned.then;
3786
3787
                                    // Handle a returned thenable
3788
                                    if ( isFunction( then ) ) {
3789
3790
                                        // Special processors (notify) just wait for resolution
3791
                                        if ( special ) {
3792
                                            then.call(
3793
                                                returned,
3794
                                                resolve( maxDepth, deferred, Identity, special ),
3795
                                                resolve( maxDepth, deferred, Thrower, special )
3796
                                            );
3797
3798
                                        // Normal processors (resolve) also hook into progress
3799
                                        } else {
3800
3801
                                            // ...and disregard older resolution values
3802
                                            maxDepth++;
3803
3804
                                            then.call(
3805
                                                returned,
3806
                                                resolve( maxDepth, deferred, Identity, special ),
3807
                                                resolve( maxDepth, deferred, Thrower, special ),
3808
                                                resolve( maxDepth, deferred, Identity,
3809
                                                    deferred.notifyWith )
3810
                                            );
3811
                                        }
3812
3813
                                    // Handle all other returned values
3814
                                    } else {
3815
3816
                                        // Only substitute handlers pass on context
3817
                                        // and multiple values (non-spec behavior)
3818
                                        if ( handler !== Identity ) {
3819
                                            that = undefined;
3820
                                            args = [ returned ];
3821
                                        }
3822
3823
                                        // Process the value(s)
3824
                                        // Default process is resolve
3825
                                        ( special || deferred.resolveWith )( that, args );
3826
                                    }
3827
                                },
3828
3829
                                // Only normal processors (resolve) catch and reject exceptions
3830
                                process = special ?
3831
                                    mightThrow :
3832
                                    function() {
3833
                                        try {
3834
                                            mightThrow();
3835
                                        } catch ( e ) {
3836
3837
                                            if ( jQuery.Deferred.exceptionHook ) {
3838
                                                jQuery.Deferred.exceptionHook( e,
3839
                                                    process.stackTrace );
3840
                                            }
3841
3842
                                            // Support: Promises/A+ section 2.3.3.3.4.1
3843
                                            // https://promisesaplus.com/#point-61
3844
                                            // Ignore post-resolution exceptions
3845
                                            if ( depth + 1 >= maxDepth ) {
3846
3847
                                                // Only substitute handlers pass on context
3848
                                                // and multiple values (non-spec behavior)
3849
                                                if ( handler !== Thrower ) {
3850
                                                    that = undefined;
3851
                                                    args = [ e ];
3852
                                                }
3853
3854
                                                deferred.rejectWith( that, args );
3855
                                            }
3856
                                        }
3857
                                    };
3858
3859
                            // Support: Promises/A+ section 2.3.3.3.1
3860
                            // https://promisesaplus.com/#point-57
3861
                            // Re-resolve promises immediately to dodge false rejection from
3862
                            // subsequent errors
3863
                            if ( depth ) {
3864
                                process();
3865
                            } else {
3866
3867
                                // Call an optional hook to record the stack, in case of exception
3868
                                // since it's otherwise lost when execution goes async
3869
                                if ( jQuery.Deferred.getStackHook ) {
3870
                                    process.stackTrace = jQuery.Deferred.getStackHook();
3871
                                }
3872
                                window.setTimeout( process );
3873
                            }
3874
                        };
3875
                    }
3876
3877
                    return jQuery.Deferred( function( newDefer ) {
3878
3879
                        // progress_handlers.add( ... )
3880
                        tuples[ 0 ][ 3 ].add(
3881
                            resolve(
3882
                                0,
3883
                                newDefer,
3884
                                isFunction( onProgress ) ?
3885
                                    onProgress :
3886
                                    Identity,
3887
                                newDefer.notifyWith
3888
                            )
3889
                        );
3890
3891
                        // fulfilled_handlers.add( ... )
3892
                        tuples[ 1 ][ 3 ].add(
3893
                            resolve(
3894
                                0,
3895
                                newDefer,
3896
                                isFunction( onFulfilled ) ?
3897
                                    onFulfilled :
3898
                                    Identity
3899
                            )
3900
                        );
3901
3902
                        // rejected_handlers.add( ... )
3903
                        tuples[ 2 ][ 3 ].add(
3904
                            resolve(
3905
                                0,
3906
                                newDefer,
3907
                                isFunction( onRejected ) ?
3908
                                    onRejected :
3909
                                    Thrower
3910
                            )
3911
                        );
3912
                    } ).promise();
3913
                },
3914
3915
                // Get a promise for this deferred
3916
                // If obj is provided, the promise aspect is added to the object
3917
                promise: function( obj ) {
3918
                    return obj != null ? jQuery.extend( obj, promise ) : promise;
3919
                }
3920
            },
3921
            deferred = {};
3922
3923
        // Add list-specific methods
3924
        jQuery.each( tuples, function( i, tuple ) {
3925
            var list = tuple[ 2 ],
3926
                stateString = tuple[ 5 ];
3927
3928
            // promise.progress = list.add
3929
            // promise.done = list.add
3930
            // promise.fail = list.add
3931
            promise[ tuple[ 1 ] ] = list.add;
3932
3933
            // Handle state
3934
            if ( stateString ) {
3935
                list.add(
3936
                    function() {
3937
3938
                        // state = "resolved" (i.e., fulfilled)
3939
                        // state = "rejected"
3940
                        state = stateString;
3941
                    },
3942
3943
                    // rejected_callbacks.disable
3944
                    // fulfilled_callbacks.disable
3945
                    tuples[ 3 - i ][ 2 ].disable,
3946
3947
                    // rejected_handlers.disable
3948
                    // fulfilled_handlers.disable
3949
                    tuples[ 3 - i ][ 3 ].disable,
3950
3951
                    // progress_callbacks.lock
3952
                    tuples[ 0 ][ 2 ].lock,
3953
3954
                    // progress_handlers.lock
3955
                    tuples[ 0 ][ 3 ].lock
3956
                );
3957
            }
3958
3959
            // progress_handlers.fire
3960
            // fulfilled_handlers.fire
3961
            // rejected_handlers.fire
3962
            list.add( tuple[ 3 ].fire );
3963
3964
            // deferred.notify = function() { deferred.notifyWith(...) }
3965
            // deferred.resolve = function() { deferred.resolveWith(...) }
3966
            // deferred.reject = function() { deferred.rejectWith(...) }
3967
            deferred[ tuple[ 0 ] ] = function() {
3968
                deferred[ tuple[ 0 ] + "With" ]( this === deferred ? undefined : this, arguments );
3969
                return this;
3970
            };
3971
3972
            // deferred.notifyWith = list.fireWith
3973
            // deferred.resolveWith = list.fireWith
3974
            // deferred.rejectWith = list.fireWith
3975
            deferred[ tuple[ 0 ] + "With" ] = list.fireWith;
3976
        } );
3977
3978
        // Make the deferred a promise
3979
        promise.promise( deferred );
3980
3981
        // Call given func if any
3982
        if ( func ) {
3983
            func.call( deferred, deferred );
3984
        }
3985
3986
        // All done!
3987
        return deferred;
3988
    },
3989
3990
    // Deferred helper
3991
    when: function( singleValue ) {
3992
        var
3993
3994
            // count of uncompleted subordinates
3995
            remaining = arguments.length,
3996
3997
            // count of unprocessed arguments
3998
            i = remaining,
3999
4000
            // subordinate fulfillment data
4001
            resolveContexts = Array( i ),
4002
            resolveValues = slice.call( arguments ),
4003
4004
            // the primary Deferred
4005
            primary = jQuery.Deferred(),
4006
4007
            // subordinate callback factory
4008
            updateFunc = function( i ) {
4009
                return function( value ) {
4010
                    resolveContexts[ i ] = this;
4011
                    resolveValues[ i ] = arguments.length > 1 ? slice.call( arguments ) : value;
4012
                    if ( !( --remaining ) ) {
4013
                        primary.resolveWith( resolveContexts, resolveValues );
4014
                    }
4015
                };
4016
            };
4017
4018
        // Single- and empty arguments are adopted like Promise.resolve
4019
        if ( remaining <= 1 ) {
4020
            adoptValue( singleValue, primary.done( updateFunc( i ) ).resolve, primary.reject,
4021
                !remaining );
4022
4023
            // Use .then() to unwrap secondary thenables (cf. gh-3000)
4024
            if ( primary.state() === "pending" ||
4025
                isFunction( resolveValues[ i ] && resolveValues[ i ].then ) ) {
4026
4027
                return primary.then();
4028
            }
4029
        }
4030
4031
        // Multiple arguments are aggregated like Promise.all array elements
4032
        while ( i-- ) {
4033
            adoptValue( resolveValues[ i ], updateFunc( i ), primary.reject );
4034
        }
4035
4036
        return primary.promise();
4037
    }
4038
} );
4039
4040
4041
// These usually indicate a programmer mistake during development,
4042
// warn about them ASAP rather than swallowing them by default.
4043
var rerrorNames = /^(Eval|Internal|Range|Reference|Syntax|Type|URI)Error$/;
4044
4045
jQuery.Deferred.exceptionHook = function( error, stack ) {
4046
4047
    // Support: IE 8 - 9 only
4048
    // Console exists when dev tools are open, which can happen at any time
4049
    if ( window.console && window.console.warn && error && rerrorNames.test( error.name ) ) {
4050
        window.console.warn( "jQuery.Deferred exception: " + error.message, error.stack, stack );
4051
    }
4052
};
4053
4054
4055
4056
4057
jQuery.readyException = function( error ) {
4058
    window.setTimeout( function() {
4059
        throw error;
4060
    } );
4061
};
4062
4063
4064
4065
4066
// The deferred used on DOM ready
4067
var readyList = jQuery.Deferred();
4068
4069
jQuery.fn.ready = function( fn ) {
4070
4071
    readyList
4072
        .then( fn )
4073
4074
        // Wrap jQuery.readyException in a function so that the lookup
4075
        // happens at the time of error handling instead of callback
4076
        // registration.
4077
        .catch( function( error ) {
4078
            jQuery.readyException( error );
4079
        } );
4080
4081
    return this;
4082
};
4083
4084
jQuery.extend( {
4085
4086
    // Is the DOM ready to be used? Set to true once it occurs.
4087
    isReady: false,
4088
4089
    // A counter to track how many items to wait for before
4090
    // the ready event fires. See #6781
4091
    readyWait: 1,
4092
4093
    // Handle when the DOM is ready
4094
    ready: function( wait ) {
4095
4096
        // Abort if there are pending holds or we're already ready
4097
        if ( wait === true ? --jQuery.readyWait : jQuery.isReady ) {
4098
            return;
4099
        }
4100
4101
        // Remember that the DOM is ready
4102
        jQuery.isReady = true;
4103
4104
        // If a normal DOM Ready event fired, decrement, and wait if need be
4105
        if ( wait !== true && --jQuery.readyWait > 0 ) {
4106
            return;
4107
        }
4108
4109
        // If there are functions bound, to execute
4110
        readyList.resolveWith( document, [ jQuery ] );
4111
    }
4112
} );
4113
4114
jQuery.ready.then = readyList.then;
4115
4116
// The ready event handler and self cleanup method
4117
function completed() {
4118
    document.removeEventListener( "DOMContentLoaded", completed );
4119
    window.removeEventListener( "load", completed );
4120
    jQuery.ready();
4121
}
4122
4123
// Catch cases where $(document).ready() is called
4124
// after the browser event has already occurred.
4125
// Support: IE <=9 - 10 only
4126
// Older IE sometimes signals "interactive" too soon
4127
if ( document.readyState === "complete" ||
4128
    ( document.readyState !== "loading" && !document.documentElement.doScroll ) ) {
4129
4130
    // Handle it asynchronously to allow scripts the opportunity to delay ready
4131
    window.setTimeout( jQuery.ready );
4132
4133
} else {
4134
4135
    // Use the handy event callback
4136
    document.addEventListener( "DOMContentLoaded", completed );
4137
4138
    // A fallback to window.onload, that will always work
4139
    window.addEventListener( "load", completed );
4140
}
4141
4142
4143
4144
4145
// Multifunctional method to get and set values of a collection
4146
// The value/s can optionally be executed if it's a function
4147
var access = function( elems, fn, key, value, chainable, emptyGet, raw ) {
4148
    var i = 0,
4149
        len = elems.length,
4150
        bulk = key == null;
4151
4152
    // Sets many values
4153
    if ( toType( key ) === "object" ) {
4154
        chainable = true;
4155
        for ( i in key ) {
4156
            access( elems, fn, i, key[ i ], true, emptyGet, raw );
4157
        }
4158
4159
    // Sets one value
4160
    } else if ( value !== undefined ) {
4161
        chainable = true;
4162
4163
        if ( !isFunction( value ) ) {
4164
            raw = true;
4165
        }
4166
4167
        if ( bulk ) {
4168
4169
            // Bulk operations run against the entire set
4170
            if ( raw ) {
4171
                fn.call( elems, value );
4172
                fn = null;
4173
4174
            // ...except when executing function values
4175
            } else {
4176
                bulk = fn;
4177
                fn = function( elem, _key, value ) {
4178
                    return bulk.call( jQuery( elem ), value );
4179
                };
4180
            }
4181
        }
4182
4183
        if ( fn ) {
4184
            for ( ; i < len; i++ ) {
4185
                fn(
4186
                    elems[ i ], key, raw ?
4187
                        value :
4188
                        value.call( elems[ i ], i, fn( elems[ i ], key ) )
4189
                );
4190
            }
4191
        }
4192
    }
4193
4194
    if ( chainable ) {
4195
        return elems;
4196
    }
4197
4198
    // Gets
4199
    if ( bulk ) {
4200
        return fn.call( elems );
4201
    }
4202
4203
    return len ? fn( elems[ 0 ], key ) : emptyGet;
4204
};
4205
4206
4207
// Matches dashed string for camelizing
4208
var rmsPrefix = /^-ms-/,
4209
    rdashAlpha = /-([a-z])/g;
4210
4211
// Used by camelCase as callback to replace()
4212
function fcamelCase( _all, letter ) {
4213
    return letter.toUpperCase();
4214
}
4215
4216
// Convert dashed to camelCase; used by the css and data modules
4217
// Support: IE <=9 - 11, Edge 12 - 15
4218
// Microsoft forgot to hump their vendor prefix (#9572)
4219
function camelCase( string ) {
4220
    return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase );
4221
}
4222
var acceptData = function( owner ) {
4223
4224
    // Accepts only:
4225
    //  - Node
4226
    //    - Node.ELEMENT_NODE
4227
    //    - Node.DOCUMENT_NODE
4228
    //  - Object
4229
    //    - Any
4230
    return owner.nodeType === 1 || owner.nodeType === 9 || !( +owner.nodeType );
4231
};
4232
4233
4234
4235
4236
function Data() {
4237
    this.expando = jQuery.expando + Data.uid++;
4238
}
4239
4240
Data.uid = 1;
4241
4242
Data.prototype = {
4243
4244
    cache: function( owner ) {
4245
4246
        // Check if the owner object already has a cache
4247
        var value = owner[ this.expando ];
4248
4249
        // If not, create one
4250
        if ( !value ) {
4251
            value = {};
4252
4253
            // We can accept data for non-element nodes in modern browsers,
4254
            // but we should not, see #8335.
4255
            // Always return an empty object.
4256
            if ( acceptData( owner ) ) {
4257
4258
                // If it is a node unlikely to be stringify-ed or looped over
4259
                // use plain assignment
4260
                if ( owner.nodeType ) {
4261
                    owner[ this.expando ] = value;
4262
4263
                // Otherwise secure it in a non-enumerable property
4264
                // configurable must be true to allow the property to be
4265
                // deleted when data is removed
4266
                } else {
4267
                    Object.defineProperty( owner, this.expando, {
4268
                        value: value,
4269
                        configurable: true
4270
                    } );
4271
                }
4272
            }
4273
        }
4274
4275
        return value;
4276
    },
4277
    set: function( owner, data, value ) {
4278
        var prop,
4279
            cache = this.cache( owner );
4280
4281
        // Handle: [ owner, key, value ] args
4282
        // Always use camelCase key (gh-2257)
4283
        if ( typeof data === "string" ) {
4284
            cache[ camelCase( data ) ] = value;
4285
4286
        // Handle: [ owner, { properties } ] args
4287
        } else {
4288
4289
            // Copy the properties one-by-one to the cache object
4290
            for ( prop in data ) {
4291
                cache[ camelCase( prop ) ] = data[ prop ];
4292
            }
4293
        }
4294
        return cache;
4295
    },
4296
    get: function( owner, key ) {
4297
        return key === undefined ?
4298
            this.cache( owner ) :
4299
4300
            // Always use camelCase key (gh-2257)
4301
            owner[ this.expando ] && owner[ this.expando ][ camelCase( key ) ];
4302
    },
4303
    access: function( owner, key, value ) {
4304
4305
        // In cases where either:
4306
        //
4307
        //   1. No key was specified
4308
        //   2. A string key was specified, but no value provided
4309
        //
4310
        // Take the "read" path and allow the get method to determine
4311
        // which value to return, respectively either:
4312
        //
4313
        //   1. The entire cache object
4314
        //   2. The data stored at the key
4315
        //
4316
        if ( key === undefined ||
4317
                ( ( key && typeof key === "string" ) && value === undefined ) ) {
4318
4319
            return this.get( owner, key );
4320
        }
4321
4322
        // When the key is not a string, or both a key and value
4323
        // are specified, set or extend (existing objects) with either:
4324
        //
4325
        //   1. An object of properties
4326
        //   2. A key and value
4327
        //
4328
        this.set( owner, key, value );
4329
4330
        // Since the "set" path can have two possible entry points
4331
        // return the expected data based on which path was taken[*]
4332
        return value !== undefined ? value : key;
4333
    },
4334
    remove: function( owner, key ) {
4335
        var i,
4336
            cache = owner[ this.expando ];
4337
4338
        if ( cache === undefined ) {
4339
            return;
4340
        }
4341
4342
        if ( key !== undefined ) {
4343
4344
            // Support array or space separated string of keys
4345
            if ( Array.isArray( key ) ) {
4346
4347
                // If key is an array of keys...
4348
                // We always set camelCase keys, so remove that.
4349
                key = key.map( camelCase );
4350
            } else {
4351
                key = camelCase( key );
4352
4353
                // If a key with the spaces exists, use it.
4354
                // Otherwise, create an array by matching non-whitespace
4355
                key = key in cache ?
4356
                    [ key ] :
4357
                    ( key.match( rnothtmlwhite ) || [] );
4358
            }
4359
4360
            i = key.length;
4361
4362
            while ( i-- ) {
4363
                delete cache[ key[ i ] ];
4364
            }
4365
        }
4366
4367
        // Remove the expando if there's no more data
4368
        if ( key === undefined || jQuery.isEmptyObject( cache ) ) {
4369
4370
            // Support: Chrome <=35 - 45
4371
            // Webkit & Blink performance suffers when deleting properties
4372
            // from DOM nodes, so set to undefined instead
4373
            // https://bugs.chromium.org/p/chromium/issues/detail?id=378607 (bug restricted)
4374
            if ( owner.nodeType ) {
4375
                owner[ this.expando ] = undefined;
4376
            } else {
4377
                delete owner[ this.expando ];
4378
            }
4379
        }
4380
    },
4381
    hasData: function( owner ) {
4382
        var cache = owner[ this.expando ];
4383
        return cache !== undefined && !jQuery.isEmptyObject( cache );
4384
    }
4385
};
4386
var dataPriv = new Data();
4387
4388
var dataUser = new Data();
4389
4390
4391
4392
//  Implementation Summary
4393
//
4394
//  1. Enforce API surface and semantic compatibility with 1.9.x branch
4395
//  2. Improve the module's maintainability by reducing the storage
4396
//      paths to a single mechanism.
4397
//  3. Use the same single mechanism to support "private" and "user" data.
4398
//  4. _Never_ expose "private" data to user code (TODO: Drop _data, _removeData)
4399
//  5. Avoid exposing implementation details on user objects (eg. expando properties)
4400
//  6. Provide a clear path for implementation upgrade to WeakMap in 2014
4401
4402
var rbrace = /^(?:\{[\w\W]*\}|\[[\w\W]*\])$/,
4403
    rmultiDash = /[A-Z]/g;
4404
4405
function getData( data ) {
4406
    if ( data === "true" ) {
4407
        return true;
4408
    }
4409
4410
    if ( data === "false" ) {
4411
        return false;
4412
    }
4413
4414
    if ( data === "null" ) {
4415
        return null;
4416
    }
4417
4418
    // Only convert to a number if it doesn't change the string
4419
    if ( data === +data + "" ) {
4420
        return +data;
4421
    }
4422
4423
    if ( rbrace.test( data ) ) {
4424
        return JSON.parse( data );
4425
    }
4426
4427
    return data;
4428
}
4429
4430
function dataAttr( elem, key, data ) {
4431
    var name;
4432
4433
    // If nothing was found internally, try to fetch any
4434
    // data from the HTML5 data-* attribute
4435
    if ( data === undefined && elem.nodeType === 1 ) {
4436
        name = "data-" + key.replace( rmultiDash, "-$&" ).toLowerCase();
4437
        data = elem.getAttribute( name );
4438
4439
        if ( typeof data === "string" ) {
4440
            try {
4441
                data = getData( data );
4442
            } catch ( e ) {}
4443
4444
            // Make sure we set the data so it isn't changed later
4445
            dataUser.set( elem, key, data );
4446
        } else {
4447
            data = undefined;
4448
        }
4449
    }
4450
    return data;
4451
}
4452
4453
jQuery.extend( {
4454
    hasData: function( elem ) {
4455
        return dataUser.hasData( elem ) || dataPriv.hasData( elem );
4456
    },
4457
4458
    data: function( elem, name, data ) {
4459
        return dataUser.access( elem, name, data );
4460
    },
4461
4462
    removeData: function( elem, name ) {
4463
        dataUser.remove( elem, name );
4464
    },
4465
4466
    // TODO: Now that all calls to _data and _removeData have been replaced
4467
    // with direct calls to dataPriv methods, these can be deprecated.
4468
    _data: function( elem, name, data ) {
4469
        return dataPriv.access( elem, name, data );
4470
    },
4471
4472
    _removeData: function( elem, name ) {
4473
        dataPriv.remove( elem, name );
4474
    }
4475
} );
4476
4477
jQuery.fn.extend( {
4478
    data: function( key, value ) {
4479
        var i, name, data,
4480
            elem = this[ 0 ],
4481
            attrs = elem && elem.attributes;
4482
4483
        // Gets all values
4484
        if ( key === undefined ) {
4485
            if ( this.length ) {
4486
                data = dataUser.get( elem );
4487
4488
                if ( elem.nodeType === 1 && !dataPriv.get( elem, "hasDataAttrs" ) ) {
4489
                    i = attrs.length;
4490
                    while ( i-- ) {
4491
4492
                        // Support: IE 11 only
4493
                        // The attrs elements can be null (#14894)
4494
                        if ( attrs[ i ] ) {
4495
                            name = attrs[ i ].name;
4496
                            if ( name.indexOf( "data-" ) === 0 ) {
4497
                                name = camelCase( name.slice( 5 ) );
4498
                                dataAttr( elem, name, data[ name ] );
4499
                            }
4500
                        }
4501
                    }
4502
                    dataPriv.set( elem, "hasDataAttrs", true );
4503
                }
4504
            }
4505
4506
            return data;
4507
        }
4508
4509
        // Sets multiple values
4510
        if ( typeof key === "object" ) {
4511
            return this.each( function() {
4512
                dataUser.set( this, key );
4513
            } );
4514
        }
4515
4516
        return access( this, function( value ) {
4517
            var data;
4518
4519
            // The calling jQuery object (element matches) is not empty
4520
            // (and therefore has an element appears at this[ 0 ]) and the
4521
            // `value` parameter was not undefined. An empty jQuery object
4522
            // will result in `undefined` for elem = this[ 0 ] which will
4523
            // throw an exception if an attempt to read a data cache is made.
4524
            if ( elem && value === undefined ) {
4525
4526
                // Attempt to get data from the cache
4527
                // The key will always be camelCased in Data
4528
                data = dataUser.get( elem, key );
4529
                if ( data !== undefined ) {
4530
                    return data;
4531
                }
4532
4533
                // Attempt to "discover" the data in
4534
                // HTML5 custom data-* attrs
4535
                data = dataAttr( elem, key );
4536
                if ( data !== undefined ) {
4537
                    return data;
4538
                }
4539
4540
                // We tried really hard, but the data doesn't exist.
4541
                return;
4542
            }
4543
4544
            // Set the data...
4545
            this.each( function() {
4546
4547
                // We always store the camelCased key
4548
                dataUser.set( this, key, value );
4549
            } );
4550
        }, null, value, arguments.length > 1, null, true );
4551
    },
4552
4553
    removeData: function( key ) {
4554
        return this.each( function() {
4555
            dataUser.remove( this, key );
4556
        } );
4557
    }
4558
} );
4559
4560
4561
jQuery.extend( {
4562
    queue: function( elem, type, data ) {
4563
        var queue;
4564
4565
        if ( elem ) {
4566
            type = ( type || "fx" ) + "queue";
4567
            queue = dataPriv.get( elem, type );
4568
4569
            // Speed up dequeue by getting out quickly if this is just a lookup
4570
            if ( data ) {
4571
                if ( !queue || Array.isArray( data ) ) {
4572
                    queue = dataPriv.access( elem, type, jQuery.makeArray( data ) );
4573
                } else {
4574
                    queue.push( data );
4575
                }
4576
            }
4577
            return queue || [];
4578
        }
4579
    },
4580
4581
    dequeue: function( elem, type ) {
4582
        type = type || "fx";
4583
4584
        var queue = jQuery.queue( elem, type ),
4585
            startLength = queue.length,
4586
            fn = queue.shift(),
4587
            hooks = jQuery._queueHooks( elem, type ),
4588
            next = function() {
4589
                jQuery.dequeue( elem, type );
4590
            };
4591
4592
        // If the fx queue is dequeued, always remove the progress sentinel
4593
        if ( fn === "inprogress" ) {
4594
            fn = queue.shift();
4595
            startLength--;
4596
        }
4597
4598
        if ( fn ) {
4599
4600
            // Add a progress sentinel to prevent the fx queue from being
4601
            // automatically dequeued
4602
            if ( type === "fx" ) {
4603
                queue.unshift( "inprogress" );
4604
            }
4605
4606
            // Clear up the last queue stop function
4607
            delete hooks.stop;
4608
            fn.call( elem, next, hooks );
4609
        }
4610
4611
        if ( !startLength && hooks ) {
4612
            hooks.empty.fire();
4613
        }
4614
    },
4615
4616
    // Not public - generate a queueHooks object, or return the current one
4617
    _queueHooks: function( elem, type ) {
4618
        var key = type + "queueHooks";
4619
        return dataPriv.get( elem, key ) || dataPriv.access( elem, key, {
4620
            empty: jQuery.Callbacks( "once memory" ).add( function() {
4621
                dataPriv.remove( elem, [ type + "queue", key ] );
4622
            } )
4623
        } );
4624
    }
4625
} );
4626
4627
jQuery.fn.extend( {
4628
    queue: function( type, data ) {
4629
        var setter = 2;
4630
4631
        if ( typeof type !== "string" ) {
4632
            data = type;
4633
            type = "fx";
4634
            setter--;
4635
        }
4636
4637
        if ( arguments.length < setter ) {
4638
            return jQuery.queue( this[ 0 ], type );
4639
        }
4640
4641
        return data === undefined ?
4642
            this :
4643
            this.each( function() {
4644
                var queue = jQuery.queue( this, type, data );
4645
4646
                // Ensure a hooks for this queue
4647
                jQuery._queueHooks( this, type );
4648
4649
                if ( type === "fx" && queue[ 0 ] !== "inprogress" ) {
4650
                    jQuery.dequeue( this, type );
4651
                }
4652
            } );
4653
    },
4654
    dequeue: function( type ) {
4655
        return this.each( function() {
4656
            jQuery.dequeue( this, type );
4657
        } );
4658
    },
4659
    clearQueue: function( type ) {
4660
        return this.queue( type || "fx", [] );
4661
    },
4662
4663
    // Get a promise resolved when queues of a certain type
4664
    // are emptied (fx is the type by default)
4665
    promise: function( type, obj ) {
4666
        var tmp,
4667
            count = 1,
4668
            defer = jQuery.Deferred(),
4669
            elements = this,
4670
            i = this.length,
4671
            resolve = function() {
4672
                if ( !( --count ) ) {
4673
                    defer.resolveWith( elements, [ elements ] );
4674
                }
4675
            };
4676
4677
        if ( typeof type !== "string" ) {
4678
            obj = type;
4679
            type = undefined;
4680
        }
4681
        type = type || "fx";
4682
4683
        while ( i-- ) {
4684
            tmp = dataPriv.get( elements[ i ], type + "queueHooks" );
4685
            if ( tmp && tmp.empty ) {
4686
                count++;
4687
                tmp.empty.add( resolve );
4688
            }
4689
        }
4690
        resolve();
4691
        return defer.promise( obj );
4692
    }
4693
} );
4694
var pnum = ( /[+-]?(?:\d*\.|)\d+(?:[eE][+-]?\d+|)/ ).source;
4695
4696
var rcssNum = new RegExp( "^(?:([+-])=|)(" + pnum + ")([a-z%]*)$", "i" );
4697
4698
4699
var cssExpand = [ "Top", "Right", "Bottom", "Left" ];
4700
4701
var documentElement = document.documentElement;
4702
4703
4704
4705
    var isAttached = function( elem ) {
4706
            return jQuery.contains( elem.ownerDocument, elem );
4707
        },
4708
        composed = { composed: true };
4709
4710
    // Support: IE 9 - 11+, Edge 12 - 18+, iOS 10.0 - 10.2 only
4711
    // Check attachment across shadow DOM boundaries when possible (gh-3504)
4712
    // Support: iOS 10.0-10.2 only
4713
    // Early iOS 10 versions support `attachShadow` but not `getRootNode`,
4714
    // leading to errors. We need to check for `getRootNode`.
4715
    if ( documentElement.getRootNode ) {
4716
        isAttached = function( elem ) {
4717
            return jQuery.contains( elem.ownerDocument, elem ) ||
4718
                elem.getRootNode( composed ) === elem.ownerDocument;
4719
        };
4720
    }
4721
var isHiddenWithinTree = function( elem, el ) {
4722
4723
        // isHiddenWithinTree might be called from jQuery#filter function;
4724
        // in that case, element will be second argument
4725
        elem = el || elem;
4726
4727
        // Inline style trumps all
4728
        return elem.style.display === "none" ||
4729
            elem.style.display === "" &&
4730
4731
            // Otherwise, check computed style
4732
            // Support: Firefox <=43 - 45
4733
            // Disconnected elements can have computed display: none, so first confirm that elem is
4734
            // in the document.
4735
            isAttached( elem ) &&
4736
4737
            jQuery.css( elem, "display" ) === "none";
4738
    };
4739
4740
4741
4742
function adjustCSS( elem, prop, valueParts, tween ) {
4743
    var adjusted, scale,
4744
        maxIterations = 20,
4745
        currentValue = tween ?
4746
            function() {
4747
                return tween.cur();
4748
            } :
4749
            function() {
4750
                return jQuery.css( elem, prop, "" );
4751
            },
4752
        initial = currentValue(),
4753
        unit = valueParts && valueParts[ 3 ] || ( jQuery.cssNumber[ prop ] ? "" : "px" ),
4754
4755
        // Starting value computation is required for potential unit mismatches
4756
        initialInUnit = elem.nodeType &&
4757
            ( jQuery.cssNumber[ prop ] || unit !== "px" && +initial ) &&
4758
            rcssNum.exec( jQuery.css( elem, prop ) );
4759
4760
    if ( initialInUnit && initialInUnit[ 3 ] !== unit ) {
4761
4762
        // Support: Firefox <=54
4763
        // Halve the iteration target value to prevent interference from CSS upper bounds (gh-2144)
4764
        initial = initial / 2;
4765
4766
        // Trust units reported by jQuery.css
4767
        unit = unit || initialInUnit[ 3 ];
4768
4769
        // Iteratively approximate from a nonzero starting point
4770
        initialInUnit = +initial || 1;
4771
4772
        while ( maxIterations-- ) {
4773
4774
            // Evaluate and update our best guess (doubling guesses that zero out).
4775
            // Finish if the scale equals or crosses 1 (making the old*new product non-positive).
4776
            jQuery.style( elem, prop, initialInUnit + unit );
4777
            if ( ( 1 - scale ) * ( 1 - ( scale = currentValue() / initial || 0.5 ) ) <= 0 ) {
4778
                maxIterations = 0;
4779
            }
4780
            initialInUnit = initialInUnit / scale;
4781
4782
        }
4783
4784
        initialInUnit = initialInUnit * 2;
4785
        jQuery.style( elem, prop, initialInUnit + unit );
4786
4787
        // Make sure we update the tween properties later on
4788
        valueParts = valueParts || [];
4789
    }
4790
4791
    if ( valueParts ) {
4792
        initialInUnit = +initialInUnit || +initial || 0;
4793
4794
        // Apply relative offset (+=/-=) if specified
4795
        adjusted = valueParts[ 1 ] ?
4796
            initialInUnit + ( valueParts[ 1 ] + 1 ) * valueParts[ 2 ] :
4797
            +valueParts[ 2 ];
4798
        if ( tween ) {
4799
            tween.unit = unit;
4800
            tween.start = initialInUnit;
4801
            tween.end = adjusted;
4802
        }
4803
    }
4804
    return adjusted;
4805
}
4806
4807
4808
var defaultDisplayMap = {};
4809
4810
function getDefaultDisplay( elem ) {
4811
    var temp,
4812
        doc = elem.ownerDocument,
4813
        nodeName = elem.nodeName,
4814
        display = defaultDisplayMap[ nodeName ];
4815
4816
    if ( display ) {
4817
        return display;
4818
    }
4819
4820
    temp = doc.body.appendChild( doc.createElement( nodeName ) );
4821
    display = jQuery.css( temp, "display" );
4822
4823
    temp.parentNode.removeChild( temp );
4824
4825
    if ( display === "none" ) {
4826
        display = "block";
4827
    }
4828
    defaultDisplayMap[ nodeName ] = display;
4829
4830
    return display;
4831
}
4832
4833
function showHide( elements, show ) {
4834
    var display, elem,
4835
        values = [],
4836
        index = 0,
4837
        length = elements.length;
4838
4839
    // Determine new display value for elements that need to change
4840
    for ( ; index < length; index++ ) {
4841
        elem = elements[ index ];
4842
        if ( !elem.style ) {
4843
            continue;
4844
        }
4845
4846
        display = elem.style.display;
4847
        if ( show ) {
4848
4849
            // Since we force visibility upon cascade-hidden elements, an immediate (and slow)
4850
            // check is required in this first loop unless we have a nonempty display value (either
4851
            // inline or about-to-be-restored)
4852
            if ( display === "none" ) {
4853
                values[ index ] = dataPriv.get( elem, "display" ) || null;
4854
                if ( !values[ index ] ) {
4855
                    elem.style.display = "";
4856
                }
4857
            }
4858
            if ( elem.style.display === "" && isHiddenWithinTree( elem ) ) {
4859
                values[ index ] = getDefaultDisplay( elem );
4860
            }
4861
        } else {
4862
            if ( display !== "none" ) {
4863
                values[ index ] = "none";
4864
4865
                // Remember what we're overwriting
4866
                dataPriv.set( elem, "display", display );
4867
            }
4868
        }
4869
    }
4870
4871
    // Set the display of the elements in a second loop to avoid constant reflow
4872
    for ( index = 0; index < length; index++ ) {
4873
        if ( values[ index ] != null ) {
4874
            elements[ index ].style.display = values[ index ];
4875
        }
4876
    }
4877
4878
    return elements;
4879
}
4880
4881
jQuery.fn.extend( {
4882
    show: function() {
4883
        return showHide( this, true );
4884
    },
4885
    hide: function() {
4886
        return showHide( this );
4887
    },
4888
    toggle: function( state ) {
4889
        if ( typeof state === "boolean" ) {
4890
            return state ? this.show() : this.hide();
4891
        }
4892
4893
        return this.each( function() {
4894
            if ( isHiddenWithinTree( this ) ) {
4895
                jQuery( this ).show();
4896
            } else {
4897
                jQuery( this ).hide();
4898
            }
4899
        } );
4900
    }
4901
} );
4902
var rcheckableType = ( /^(?:checkbox|radio)$/i );
4903
4904
var rtagName = ( /<([a-z][^\/\0>\x20\t\r\n\f]*)/i );
4905
4906
var rscriptType = ( /^$|^module$|\/(?:java|ecma)script/i );
4907
4908
4909
4910
( function() {
4911
    var fragment = document.createDocumentFragment(),
4912
        div = fragment.appendChild( document.createElement( "div" ) ),
4913
        input = document.createElement( "input" );
4914
4915
    // Support: Android 4.0 - 4.3 only
4916
    // Check state lost if the name is set (#11217)
4917
    // Support: Windows Web Apps (WWA)
4918
    // `name` and `type` must use .setAttribute for WWA (#14901)
4919
    input.setAttribute( "type", "radio" );
4920
    input.setAttribute( "checked", "checked" );
4921
    input.setAttribute( "name", "t" );
4922
4923
    div.appendChild( input );
4924
4925
    // Support: Android <=4.1 only
4926
    // Older WebKit doesn't clone checked state correctly in fragments
4927
    support.checkClone = div.cloneNode( true ).cloneNode( true ).lastChild.checked;
4928
4929
    // Support: IE <=11 only
4930
    // Make sure textarea (and checkbox) defaultValue is properly cloned
4931
    div.innerHTML = "<textarea>x</textarea>";
4932
    support.noCloneChecked = !!div.cloneNode( true ).lastChild.defaultValue;
4933
4934
    // Support: IE <=9 only
4935
    // IE <=9 replaces <option> tags with their contents when inserted outside of
4936
    // the select element.
4937
    div.innerHTML = "<option></option>";
4938
    support.option = !!div.lastChild;
4939
} )();
4940
4941
4942
// We have to close these tags to support XHTML (#13200)
4943
var wrapMap = {
4944
4945
    // XHTML parsers do not magically insert elements in the
4946
    // same way that tag soup parsers do. So we cannot shorten
4947
    // this by omitting <tbody> or other required elements.
4948
    thead: [ 1, "<table>", "</table>" ],
4949
    col: [ 2, "<table><colgroup>", "</colgroup></table>" ],
4950
    tr: [ 2, "<table><tbody>", "</tbody></table>" ],
4951
    td: [ 3, "<table><tbody><tr>", "</tr></tbody></table>" ],
4952
4953
    _default: [ 0, "", "" ]
4954
};
4955
4956
wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead;
4957
wrapMap.th = wrapMap.td;
4958
4959
// Support: IE <=9 only
4960
if ( !support.option ) {
4961
    wrapMap.optgroup = wrapMap.option = [ 1, "<select multiple='multiple'>", "</select>" ];
4962
}
4963
4964
4965
function getAll( context, tag ) {
4966
4967
    // Support: IE <=9 - 11 only
4968
    // Use typeof to avoid zero-argument method invocation on host objects (#15151)
4969
    var ret;
4970
4971
    if ( typeof context.getElementsByTagName !== "undefined" ) {
4972
        ret = context.getElementsByTagName( tag || "*" );
4973
4974
    } else if ( typeof context.querySelectorAll !== "undefined" ) {
4975
        ret = context.querySelectorAll( tag || "*" );
4976
4977
    } else {
4978
        ret = [];
4979
    }
4980
4981
    if ( tag === undefined || tag && nodeName( context, tag ) ) {
4982
        return jQuery.merge( [ context ], ret );
4983
    }
4984
4985
    return ret;
4986
}
4987
4988
4989
// Mark scripts as having already been evaluated
4990
function setGlobalEval( elems, refElements ) {
4991
    var i = 0,
4992
        l = elems.length;
4993
4994
    for ( ; i < l; i++ ) {
4995
        dataPriv.set(
4996
            elems[ i ],
4997
            "globalEval",
4998
            !refElements || dataPriv.get( refElements[ i ], "globalEval" )
4999
        );
5000
    }
5001
}
5002
5003
5004
var rhtml = /<|&#?\w+;/;
5005
5006
function buildFragment( elems, context, scripts, selection, ignored ) {
5007
    var elem, tmp, tag, wrap, attached, j,
5008
        fragment = context.createDocumentFragment(),
5009
        nodes = [],
5010
        i = 0,
5011
        l = elems.length;
5012
5013
    for ( ; i < l; i++ ) {
5014
        elem = elems[ i ];
5015
5016
        if ( elem || elem === 0 ) {
5017
5018
            // Add nodes directly
5019
            if ( toType( elem ) === "object" ) {
5020
5021
                // Support: Android <=4.0 only, PhantomJS 1 only
5022
                // push.apply(_, arraylike) throws on ancient WebKit
5023
                jQuery.merge( nodes, elem.nodeType ? [ elem ] : elem );
5024
5025
            // Convert non-html into a text node
5026
            } else if ( !rhtml.test( elem ) ) {
5027
                nodes.push( context.createTextNode( elem ) );
5028
5029
            // Convert html into DOM nodes
5030
            } else {
5031
                tmp = tmp || fragment.appendChild( context.createElement( "div" ) );
5032
5033
                // Deserialize a standard representation
5034
                tag = ( rtagName.exec( elem ) || [ "", "" ] )[ 1 ].toLowerCase();
5035
                wrap = wrapMap[ tag ] || wrapMap._default;
5036
                tmp.innerHTML = wrap[ 1 ] + jQuery.htmlPrefilter( elem ) + wrap[ 2 ];
5037
5038
                // Descend through wrappers to the right content
5039
                j = wrap[ 0 ];
5040
                while ( j-- ) {
5041
                    tmp = tmp.lastChild;
5042
                }
5043
5044
                // Support: Android <=4.0 only, PhantomJS 1 only
5045
                // push.apply(_, arraylike) throws on ancient WebKit
5046
                jQuery.merge( nodes, tmp.childNodes );
5047
5048
                // Remember the top-level container
5049
                tmp = fragment.firstChild;
5050
5051
                // Ensure the created nodes are orphaned (#12392)
5052
                tmp.textContent = "";
5053
            }
5054
        }
5055
    }
5056
5057
    // Remove wrapper from fragment
5058
    fragment.textContent = "";
5059
5060
    i = 0;
5061
    while ( ( elem = nodes[ i++ ] ) ) {
5062
5063
        // Skip elements already in the context collection (trac-4087)
5064
        if ( selection && jQuery.inArray( elem, selection ) > -1 ) {
5065
            if ( ignored ) {
5066
                ignored.push( elem );
5067
            }
5068
            continue;
5069
        }
5070
5071
        attached = isAttached( elem );
5072
5073
        // Append to fragment
5074
        tmp = getAll( fragment.appendChild( elem ), "script" );
5075
5076
        // Preserve script evaluation history
5077
        if ( attached ) {
5078
            setGlobalEval( tmp );
5079
        }
5080
5081
        // Capture executables
5082
        if ( scripts ) {
5083
            j = 0;
5084
            while ( ( elem = tmp[ j++ ] ) ) {
5085
                if ( rscriptType.test( elem.type || "" ) ) {
5086
                    scripts.push( elem );
5087
                }
5088
            }
5089
        }
5090
    }
5091
5092
    return fragment;
5093
}
5094
5095
5096
var rtypenamespace = /^([^.]*)(?:\.(.+)|)/;
5097
5098
function returnTrue() {
5099
    return true;
5100
}
5101
5102
function returnFalse() {
5103
    return false;
5104
}
5105
5106
// Support: IE <=9 - 11+
5107
// focus() and blur() are asynchronous, except when they are no-op.
5108
// So expect focus to be synchronous when the element is already active,
5109
// and blur to be synchronous when the element is not already active.
5110
// (focus and blur are always synchronous in other supported browsers,
5111
// this just defines when we can count on it).
5112
function expectSync( elem, type ) {
5113
    return ( elem === safeActiveElement() ) === ( type === "focus" );
5114
}
5115
5116
// Support: IE <=9 only
5117
// Accessing document.activeElement can throw unexpectedly
5118
// https://bugs.jquery.com/ticket/13393
5119
function safeActiveElement() {
5120
    try {
5121
        return document.activeElement;
5122
    } catch ( err ) { }
5123
}
5124
5125
function on( elem, types, selector, data, fn, one ) {
5126
    var origFn, type;
5127
5128
    // Types can be a map of types/handlers
5129
    if ( typeof types === "object" ) {
5130
5131
        // ( types-Object, selector, data )
5132
        if ( typeof selector !== "string" ) {
5133
5134
            // ( types-Object, data )
5135
            data = data || selector;
5136
            selector = undefined;
5137
        }
5138
        for ( type in types ) {
5139
            on( elem, type, selector, data, types[ type ], one );
5140
        }
5141
        return elem;
5142
    }
5143
5144
    if ( data == null && fn == null ) {
5145
5146
        // ( types, fn )
5147
        fn = selector;
5148
        data = selector = undefined;
5149
    } else if ( fn == null ) {
5150
        if ( typeof selector === "string" ) {
5151
5152
            // ( types, selector, fn )
5153
            fn = data;
5154
            data = undefined;
5155
        } else {
5156
5157
            // ( types, data, fn )
5158
            fn = data;
5159
            data = selector;
5160
            selector = undefined;
5161
        }
5162
    }
5163
    if ( fn === false ) {
5164
        fn = returnFalse;
5165
    } else if ( !fn ) {
5166
        return elem;
5167
    }
5168
5169
    if ( one === 1 ) {
5170
        origFn = fn;
5171
        fn = function( event ) {
5172
5173
            // Can use an empty set, since event contains the info
5174
            jQuery().off( event );
5175
            return origFn.apply( this, arguments );
5176
        };
5177
5178
        // Use same guid so caller can remove using origFn
5179
        fn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ );
5180
    }
5181
    return elem.each( function() {
5182
        jQuery.event.add( this, types, fn, data, selector );
5183
    } );
5184
}
5185
5186
/*
5187
 * Helper functions for managing events -- not part of the public interface.
5188
 * Props to Dean Edwards' addEvent library for many of the ideas.
5189
 */
5190
jQuery.event = {
5191
5192
    global: {},
5193
5194
    add: function( elem, types, handler, data, selector ) {
5195
5196
        var handleObjIn, eventHandle, tmp,
5197
            events, t, handleObj,
5198
            special, handlers, type, namespaces, origType,
5199
            elemData = dataPriv.get( elem );
5200
5201
        // Only attach events to objects that accept data
5202
        if ( !acceptData( elem ) ) {
5203
            return;
5204
        }
5205
5206
        // Caller can pass in an object of custom data in lieu of the handler
5207
        if ( handler.handler ) {
5208
            handleObjIn = handler;
5209
            handler = handleObjIn.handler;
5210
            selector = handleObjIn.selector;
5211
        }
5212
5213
        // Ensure that invalid selectors throw exceptions at attach time
5214
        // Evaluate against documentElement in case elem is a non-element node (e.g., document)
5215
        if ( selector ) {
5216
            jQuery.find.matchesSelector( documentElement, selector );
5217
        }
5218
5219
        // Make sure that the handler has a unique ID, used to find/remove it later
5220
        if ( !handler.guid ) {
5221
            handler.guid = jQuery.guid++;
5222
        }
5223
5224
        // Init the element's event structure and main handler, if this is the first
5225
        if ( !( events = elemData.events ) ) {
5226
            events = elemData.events = Object.create( null );
5227
        }
5228
        if ( !( eventHandle = elemData.handle ) ) {
5229
            eventHandle = elemData.handle = function( e ) {
5230
5231
                // Discard the second event of a jQuery.event.trigger() and
5232
                // when an event is called after a page has unloaded
5233
                return typeof jQuery !== "undefined" && jQuery.event.triggered !== e.type ?
5234
                    jQuery.event.dispatch.apply( elem, arguments ) : undefined;
5235
            };
5236
        }
5237
5238
        // Handle multiple events separated by a space
5239
        types = ( types || "" ).match( rnothtmlwhite ) || [ "" ];
5240
        t = types.length;
5241
        while ( t-- ) {
5242
            tmp = rtypenamespace.exec( types[ t ] ) || [];
5243
            type = origType = tmp[ 1 ];
5244
            namespaces = ( tmp[ 2 ] || "" ).split( "." ).sort();
5245
5246
            // There *must* be a type, no attaching namespace-only handlers
5247
            if ( !type ) {
5248
                continue;
5249
            }
5250
5251
            // If event changes its type, use the special event handlers for the changed type
5252
            special = jQuery.event.special[ type ] || {};
5253
5254
            // If selector defined, determine special event api type, otherwise given type
5255
            type = ( selector ? special.delegateType : special.bindType ) || type;
5256
5257
            // Update special based on newly reset type
5258
            special = jQuery.event.special[ type ] || {};
5259
5260
            // handleObj is passed to all event handlers
5261
            handleObj = jQuery.extend( {
5262
                type: type,
5263
                origType: origType,
5264
                data: data,
5265
                handler: handler,
5266
                guid: handler.guid,
5267
                selector: selector,
5268
                needsContext: selector && jQuery.expr.match.needsContext.test( selector ),
5269
                namespace: namespaces.join( "." )
5270
            }, handleObjIn );
5271
5272
            // Init the event handler queue if we're the first
5273
            if ( !( handlers = events[ type ] ) ) {
5274
                handlers = events[ type ] = [];
5275
                handlers.delegateCount = 0;
5276
5277
                // Only use addEventListener if the special events handler returns false
5278
                if ( !special.setup ||
5279
                    special.setup.call( elem, data, namespaces, eventHandle ) === false ) {
5280
5281
                    if ( elem.addEventListener ) {
5282
                        elem.addEventListener( type, eventHandle );
5283
                    }
5284
                }
5285
            }
5286
5287
            if ( special.add ) {
5288
                special.add.call( elem, handleObj );
5289
5290
                if ( !handleObj.handler.guid ) {
5291
                    handleObj.handler.guid = handler.guid;
5292
                }
5293
            }
5294
5295
            // Add to the element's handler list, delegates in front
5296
            if ( selector ) {
5297
                handlers.splice( handlers.delegateCount++, 0, handleObj );
5298
            } else {
5299
                handlers.push( handleObj );
5300
            }
5301
5302
            // Keep track of which events have ever been used, for event optimization
5303
            jQuery.event.global[ type ] = true;
5304
        }
5305
5306
    },
5307
5308
    // Detach an event or set of events from an element
5309
    remove: function( elem, types, handler, selector, mappedTypes ) {
5310
5311
        var j, origCount, tmp,
5312
            events, t, handleObj,
5313
            special, handlers, type, namespaces, origType,
5314
            elemData = dataPriv.hasData( elem ) && dataPriv.get( elem );
5315
5316
        if ( !elemData || !( events = elemData.events ) ) {
5317
            return;
5318
        }
5319
5320
        // Once for each type.namespace in types; type may be omitted
5321
        types = ( types || "" ).match( rnothtmlwhite ) || [ "" ];
5322
        t = types.length;
5323
        while ( t-- ) {
5324
            tmp = rtypenamespace.exec( types[ t ] ) || [];
5325
            type = origType = tmp[ 1 ];
5326
            namespaces = ( tmp[ 2 ] || "" ).split( "." ).sort();
5327
5328
            // Unbind all events (on this namespace, if provided) for the element
5329
            if ( !type ) {
5330
                for ( type in events ) {
5331
                    jQuery.event.remove( elem, type + types[ t ], handler, selector, true );
5332
                }
5333
                continue;
5334
            }
5335
5336
            special = jQuery.event.special[ type ] || {};
5337
            type = ( selector ? special.delegateType : special.bindType ) || type;
5338
            handlers = events[ type ] || [];
5339
            tmp = tmp[ 2 ] &&
5340
                new RegExp( "(^|\\.)" + namespaces.join( "\\.(?:.*\\.|)" ) + "(\\.|$)" );
5341
5342
            // Remove matching events
5343
            origCount = j = handlers.length;
5344
            while ( j-- ) {
5345
                handleObj = handlers[ j ];
5346
5347
                if ( ( mappedTypes || origType === handleObj.origType ) &&
5348
                    ( !handler || handler.guid === handleObj.guid ) &&
5349
                    ( !tmp || tmp.test( handleObj.namespace ) ) &&
5350
                    ( !selector || selector === handleObj.selector ||
5351
                        selector === "**" && handleObj.selector ) ) {
5352
                    handlers.splice( j, 1 );
5353
5354
                    if ( handleObj.selector ) {
5355
                        handlers.delegateCount--;
5356
                    }
5357
                    if ( special.remove ) {
5358
                        special.remove.call( elem, handleObj );
5359
                    }
5360
                }
5361
            }
5362
5363
            // Remove generic event handler if we removed something and no more handlers exist
5364
            // (avoids potential for endless recursion during removal of special event handlers)
5365
            if ( origCount && !handlers.length ) {
5366
                if ( !special.teardown ||
5367
                    special.teardown.call( elem, namespaces, elemData.handle ) === false ) {
5368
5369
                    jQuery.removeEvent( elem, type, elemData.handle );
5370
                }
5371
5372
                delete events[ type ];
5373
            }
5374
        }
5375
5376
        // Remove data and the expando if it's no longer used
5377
        if ( jQuery.isEmptyObject( events ) ) {
5378
            dataPriv.remove( elem, "handle events" );
5379
        }
5380
    },
5381
5382
    dispatch: function( nativeEvent ) {
5383
5384
        var i, j, ret, matched, handleObj, handlerQueue,
5385
            args = new Array( arguments.length ),
5386
5387
            // Make a writable jQuery.Event from the native event object
5388
            event = jQuery.event.fix( nativeEvent ),
5389
5390
            handlers = (
5391
                dataPriv.get( this, "events" ) || Object.create( null )
5392
            )[ event.type ] || [],
5393
            special = jQuery.event.special[ event.type ] || {};
5394
5395
        // Use the fix-ed jQuery.Event rather than the (read-only) native event
5396
        args[ 0 ] = event;
5397
5398
        for ( i = 1; i < arguments.length; i++ ) {
5399
            args[ i ] = arguments[ i ];
5400
        }
5401
5402
        event.delegateTarget = this;
5403
5404
        // Call the preDispatch hook for the mapped type, and let it bail if desired
5405
        if ( special.preDispatch && special.preDispatch.call( this, event ) === false ) {
5406
            return;
5407
        }
5408
5409
        // Determine handlers
5410
        handlerQueue = jQuery.event.handlers.call( this, event, handlers );
5411
5412
        // Run delegates first; they may want to stop propagation beneath us
5413
        i = 0;
5414
        while ( ( matched = handlerQueue[ i++ ] ) && !event.isPropagationStopped() ) {
5415
            event.currentTarget = matched.elem;
5416
5417
            j = 0;
5418
            while ( ( handleObj = matched.handlers[ j++ ] ) &&
5419
                !event.isImmediatePropagationStopped() ) {
5420
5421
                // If the event is namespaced, then each handler is only invoked if it is
5422
                // specially universal or its namespaces are a superset of the event's.
5423
                if ( !event.rnamespace || handleObj.namespace === false ||
5424
                    event.rnamespace.test( handleObj.namespace ) ) {
5425
5426
                    event.handleObj = handleObj;
5427
                    event.data = handleObj.data;
5428
5429
                    ret = ( ( jQuery.event.special[ handleObj.origType ] || {} ).handle ||
5430
                        handleObj.handler ).apply( matched.elem, args );
5431
5432
                    if ( ret !== undefined ) {
5433
                        if ( ( event.result = ret ) === false ) {
5434
                            event.preventDefault();
5435
                            event.stopPropagation();
5436
                        }
5437
                    }
5438
                }
5439
            }
5440
        }
5441
5442
        // Call the postDispatch hook for the mapped type
5443
        if ( special.postDispatch ) {
5444
            special.postDispatch.call( this, event );
5445
        }
5446
5447
        return event.result;
5448
    },
5449
5450
    handlers: function( event, handlers ) {
5451
        var i, handleObj, sel, matchedHandlers, matchedSelectors,
5452
            handlerQueue = [],
5453
            delegateCount = handlers.delegateCount,
5454
            cur = event.target;
5455
5456
        // Find delegate handlers
5457
        if ( delegateCount &&
5458
5459
            // Support: IE <=9
5460
            // Black-hole SVG <use> instance trees (trac-13180)
5461
            cur.nodeType &&
5462
5463
            // Support: Firefox <=42
5464
            // Suppress spec-violating clicks indicating a non-primary pointer button (trac-3861)
5465
            // https://www.w3.org/TR/DOM-Level-3-Events/#event-type-click
5466
            // Support: IE 11 only
5467
            // ...but not arrow key "clicks" of radio inputs, which can have `button` -1 (gh-2343)
5468
            !( event.type === "click" && event.button >= 1 ) ) {
5469
5470
            for ( ; cur !== this; cur = cur.parentNode || this ) {
5471
5472
                // Don't check non-elements (#13208)
5473
                // Don't process clicks on disabled elements (#6911, #8165, #11382, #11764)
5474
                if ( cur.nodeType === 1 && !( event.type === "click" && cur.disabled === true ) ) {
5475
                    matchedHandlers = [];
5476
                    matchedSelectors = {};
5477
                    for ( i = 0; i < delegateCount; i++ ) {
5478
                        handleObj = handlers[ i ];
5479
5480
                        // Don't conflict with Object.prototype properties (#13203)
5481
                        sel = handleObj.selector + " ";
5482
5483
                        if ( matchedSelectors[ sel ] === undefined ) {
5484
                            matchedSelectors[ sel ] = handleObj.needsContext ?
5485
                                jQuery( sel, this ).index( cur ) > -1 :
5486
                                jQuery.find( sel, this, null, [ cur ] ).length;
5487
                        }
5488
                        if ( matchedSelectors[ sel ] ) {
5489
                            matchedHandlers.push( handleObj );
5490
                        }
5491
                    }
5492
                    if ( matchedHandlers.length ) {
5493
                        handlerQueue.push( { elem: cur, handlers: matchedHandlers } );
5494
                    }
5495
                }
5496
            }
5497
        }
5498
5499
        // Add the remaining (directly-bound) handlers
5500
        cur = this;
5501
        if ( delegateCount < handlers.length ) {
5502
            handlerQueue.push( { elem: cur, handlers: handlers.slice( delegateCount ) } );
5503
        }
5504
5505
        return handlerQueue;
5506
    },
5507
5508
    addProp: function( name, hook ) {
5509
        Object.defineProperty( jQuery.Event.prototype, name, {
5510
            enumerable: true,
5511
            configurable: true,
5512
5513
            get: isFunction( hook ) ?
5514
                function() {
5515
                    if ( this.originalEvent ) {
5516
                        return hook( this.originalEvent );
5517
                    }
5518
                } :
5519
                function() {
5520
                    if ( this.originalEvent ) {
5521
                        return this.originalEvent[ name ];
5522
                    }
5523
                },
5524
5525
            set: function( value ) {
5526
                Object.defineProperty( this, name, {
5527
                    enumerable: true,
5528
                    configurable: true,
5529
                    writable: true,
5530
                    value: value
5531
                } );
5532
            }
5533
        } );
5534
    },
5535
5536
    fix: function( originalEvent ) {
5537
        return originalEvent[ jQuery.expando ] ?
5538
            originalEvent :
5539
            new jQuery.Event( originalEvent );
5540
    },
5541
5542
    special: {
5543
        load: {
5544
5545
            // Prevent triggered image.load events from bubbling to window.load
5546
            noBubble: true
5547
        },
5548
        click: {
5549
5550
            // Utilize native event to ensure correct state for checkable inputs
5551
            setup: function( data ) {
5552
5553
                // For mutual compressibility with _default, replace `this` access with a local var.
5554
                // `|| data` is dead code meant only to preserve the variable through minification.
5555
                var el = this || data;
5556
5557
                // Claim the first handler
5558
                if ( rcheckableType.test( el.type ) &&
5559
                    el.click && nodeName( el, "input" ) ) {
5560
5561
                    // dataPriv.set( el, "click", ... )
5562
                    leverageNative( el, "click", returnTrue );
5563
                }
5564
5565
                // Return false to allow normal processing in the caller
5566
                return false;
5567
            },
5568
            trigger: function( data ) {
5569
5570
                // For mutual compressibility with _default, replace `this` access with a local var.
5571
                // `|| data` is dead code meant only to preserve the variable through minification.
5572
                var el = this || data;
5573
5574
                // Force setup before triggering a click
5575
                if ( rcheckableType.test( el.type ) &&
5576
                    el.click && nodeName( el, "input" ) ) {
5577
5578
                    leverageNative( el, "click" );
5579
                }
5580
5581
                // Return non-false to allow normal event-path propagation
5582
                return true;
5583
            },
5584
5585
            // For cross-browser consistency, suppress native .click() on links
5586
            // Also prevent it if we're currently inside a leveraged native-event stack
5587
            _default: function( event ) {
5588
                var target = event.target;
5589
                return rcheckableType.test( target.type ) &&
5590
                    target.click && nodeName( target, "input" ) &&
5591
                    dataPriv.get( target, "click" ) ||
5592
                    nodeName( target, "a" );
5593
            }
5594
        },
5595
5596
        beforeunload: {
5597
            postDispatch: function( event ) {
5598
5599
                // Support: Firefox 20+
5600
                // Firefox doesn't alert if the returnValue field is not set.
5601
                if ( event.result !== undefined && event.originalEvent ) {
5602
                    event.originalEvent.returnValue = event.result;
5603
                }
5604
            }
5605
        }
5606
    }
5607
};
5608
5609
// Ensure the presence of an event listener that handles manually-triggered
5610
// synthetic events by interrupting progress until reinvoked in response to
5611
// *native* events that it fires directly, ensuring that state changes have
5612
// already occurred before other listeners are invoked.
5613
function leverageNative( el, type, expectSync ) {
5614
5615
    // Missing expectSync indicates a trigger call, which must force setup through jQuery.event.add
5616
    if ( !expectSync ) {
5617
        if ( dataPriv.get( el, type ) === undefined ) {
5618
            jQuery.event.add( el, type, returnTrue );
5619
        }
5620
        return;
5621
    }
5622
5623
    // Register the controller as a special universal handler for all event namespaces
5624
    dataPriv.set( el, type, false );
5625
    jQuery.event.add( el, type, {
5626
        namespace: false,
5627
        handler: function( event ) {
5628
            var notAsync, result,
5629
                saved = dataPriv.get( this, type );
5630
5631
            if ( ( event.isTrigger & 1 ) && this[ type ] ) {
5632
5633
                // Interrupt processing of the outer synthetic .trigger()ed event
5634
                // Saved data should be false in such cases, but might be a leftover capture object
5635
                // from an async native handler (gh-4350)
5636
                if ( !saved.length ) {
5637
5638
                    // Store arguments for use when handling the inner native event
5639
                    // There will always be at least one argument (an event object), so this array
5640
                    // will not be confused with a leftover capture object.
5641
                    saved = slice.call( arguments );
5642
                    dataPriv.set( this, type, saved );
5643
5644
                    // Trigger the native event and capture its result
5645
                    // Support: IE <=9 - 11+
5646
                    // focus() and blur() are asynchronous
5647
                    notAsync = expectSync( this, type );
5648
                    this[ type ]();
5649
                    result = dataPriv.get( this, type );
5650
                    if ( saved !== result || notAsync ) {
5651
                        dataPriv.set( this, type, false );
5652
                    } else {
5653
                        result = {};
5654
                    }
5655
                    if ( saved !== result ) {
5656
5657
                        // Cancel the outer synthetic event
5658
                        event.stopImmediatePropagation();
5659
                        event.preventDefault();
5660
5661
                        // Support: Chrome 86+
5662
                        // In Chrome, if an element having a focusout handler is blurred by
5663
                        // clicking outside of it, it invokes the handler synchronously. If
5664
                        // that handler calls `.remove()` on the element, the data is cleared,
5665
                        // leaving `result` undefined. We need to guard against this.
5666
                        return result && result.value;
5667
                    }
5668
5669
                // If this is an inner synthetic event for an event with a bubbling surrogate
5670
                // (focus or blur), assume that the surrogate already propagated from triggering the
5671
                // native event and prevent that from happening again here.
5672
                // This technically gets the ordering wrong w.r.t. to `.trigger()` (in which the
5673
                // bubbling surrogate propagates *after* the non-bubbling base), but that seems
5674
                // less bad than duplication.
5675
                } else if ( ( jQuery.event.special[ type ] || {} ).delegateType ) {
5676
                    event.stopPropagation();
5677
                }
5678
5679
            // If this is a native event triggered above, everything is now in order
5680
            // Fire an inner synthetic event with the original arguments
5681
            } else if ( saved.length ) {
5682
5683
                // ...and capture the result
5684
                dataPriv.set( this, type, {
5685
                    value: jQuery.event.trigger(
5686
5687
                        // Support: IE <=9 - 11+
5688
                        // Extend with the prototype to reset the above stopImmediatePropagation()
5689
                        jQuery.extend( saved[ 0 ], jQuery.Event.prototype ),
5690
                        saved.slice( 1 ),
5691
                        this
5692
                    )
5693
                } );
5694
5695
                // Abort handling of the native event
5696
                event.stopImmediatePropagation();
5697
            }
5698
        }
5699
    } );
5700
}
5701
5702
jQuery.removeEvent = function( elem, type, handle ) {
5703
5704
    // This "if" is needed for plain objects
5705
    if ( elem.removeEventListener ) {
5706
        elem.removeEventListener( type, handle );
5707
    }
5708
};
5709
5710
jQuery.Event = function( src, props ) {
5711
5712
    // Allow instantiation without the 'new' keyword
5713
    if ( !( this instanceof jQuery.Event ) ) {
5714
        return new jQuery.Event( src, props );
5715
    }
5716
5717
    // Event object
5718
    if ( src && src.type ) {
5719
        this.originalEvent = src;
5720
        this.type = src.type;
5721
5722
        // Events bubbling up the document may have been marked as prevented
5723
        // by a handler lower down the tree; reflect the correct value.
5724
        this.isDefaultPrevented = src.defaultPrevented ||
5725
                src.defaultPrevented === undefined &&
5726
5727
                // Support: Android <=2.3 only
5728
                src.returnValue === false ?
5729
            returnTrue :
5730
            returnFalse;
5731
5732
        // Create target properties
5733
        // Support: Safari <=6 - 7 only
5734
        // Target should not be a text node (#504, #13143)
5735
        this.target = ( src.target && src.target.nodeType === 3 ) ?
5736
            src.target.parentNode :
5737
            src.target;
5738
5739
        this.currentTarget = src.currentTarget;
5740
        this.relatedTarget = src.relatedTarget;
5741
5742
    // Event type
5743
    } else {
5744
        this.type = src;
5745
    }
5746
5747
    // Put explicitly provided properties onto the event object
5748
    if ( props ) {
5749
        jQuery.extend( this, props );
5750
    }
5751
5752
    // Create a timestamp if incoming event doesn't have one
5753
    this.timeStamp = src && src.timeStamp || Date.now();
5754
5755
    // Mark it as fixed
5756
    this[ jQuery.expando ] = true;
5757
};
5758
5759
// jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding
5760
// https://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html
5761
jQuery.Event.prototype = {
5762
    constructor: jQuery.Event,
5763
    isDefaultPrevented: returnFalse,
5764
    isPropagationStopped: returnFalse,
5765
    isImmediatePropagationStopped: returnFalse,
5766
    isSimulated: false,
5767
5768
    preventDefault: function() {
5769
        var e = this.originalEvent;
5770
5771
        this.isDefaultPrevented = returnTrue;
5772
5773
        if ( e && !this.isSimulated ) {
5774
            e.preventDefault();
5775
        }
5776
    },
5777
    stopPropagation: function() {
5778
        var e = this.originalEvent;
5779
5780
        this.isPropagationStopped = returnTrue;
5781
5782
        if ( e && !this.isSimulated ) {
5783
            e.stopPropagation();
5784
        }
5785
    },
5786
    stopImmediatePropagation: function() {
5787
        var e = this.originalEvent;
5788
5789
        this.isImmediatePropagationStopped = returnTrue;
5790
5791
        if ( e && !this.isSimulated ) {
5792
            e.stopImmediatePropagation();
5793
        }
5794
5795
        this.stopPropagation();
5796
    }
5797
};
5798
5799
// Includes all common event props including KeyEvent and MouseEvent specific props
5800
jQuery.each( {
5801
    altKey: true,
5802
    bubbles: true,
5803
    cancelable: true,
5804
    changedTouches: true,
5805
    ctrlKey: true,
5806
    detail: true,
5807
    eventPhase: true,
5808
    metaKey: true,
5809
    pageX: true,
5810
    pageY: true,
5811
    shiftKey: true,
5812
    view: true,
5813
    "char": true,
5814
    code: true,
5815
    charCode: true,
5816
    key: true,
5817
    keyCode: true,
5818
    button: true,
5819
    buttons: true,
5820
    clientX: true,
5821
    clientY: true,
5822
    offsetX: true,
5823
    offsetY: true,
5824
    pointerId: true,
5825
    pointerType: true,
5826
    screenX: true,
5827
    screenY: true,
5828
    targetTouches: true,
5829
    toElement: true,
5830
    touches: true,
5831
    which: true
5832
}, jQuery.event.addProp );
5833
5834
jQuery.each( { focus: "focusin", blur: "focusout" }, function( type, delegateType ) {
5835
    jQuery.event.special[ type ] = {
5836
5837
        // Utilize native event if possible so blur/focus sequence is correct
5838
        setup: function() {
5839
5840
            // Claim the first handler
5841
            // dataPriv.set( this, "focus", ... )
5842
            // dataPriv.set( this, "blur", ... )
5843
            leverageNative( this, type, expectSync );
5844
5845
            // Return false to allow normal processing in the caller
5846
            return false;
5847
        },
5848
        trigger: function() {
5849
5850
            // Force setup before trigger
5851
            leverageNative( this, type );
5852
5853
            // Return non-false to allow normal event-path propagation
5854
            return true;
5855
        },
5856
5857
        // Suppress native focus or blur as it's already being fired
5858
        // in leverageNative.
5859
        _default: function() {
5860
            return true;
5861
        },
5862
5863
        delegateType: delegateType
5864
    };
5865
} );
5866
5867
// Create mouseenter/leave events using mouseover/out and event-time checks
5868
// so that event delegation works in jQuery.
5869
// Do the same for pointerenter/pointerleave and pointerover/pointerout
5870
//
5871
// Support: Safari 7 only
5872
// Safari sends mouseenter too often; see:
5873
// https://bugs.chromium.org/p/chromium/issues/detail?id=470258
5874
// for the description of the bug (it existed in older Chrome versions as well).
5875
jQuery.each( {
5876
    mouseenter: "mouseover",
5877
    mouseleave: "mouseout",
5878
    pointerenter: "pointerover",
5879
    pointerleave: "pointerout"
5880
}, function( orig, fix ) {
5881
    jQuery.event.special[ orig ] = {
5882
        delegateType: fix,
5883
        bindType: fix,
5884
5885
        handle: function( event ) {
5886
            var ret,
5887
                target = this,
5888
                related = event.relatedTarget,
5889
                handleObj = event.handleObj;
5890
5891
            // For mouseenter/leave call the handler if related is outside the target.
5892
            // NB: No relatedTarget if the mouse left/entered the browser window
5893
            if ( !related || ( related !== target && !jQuery.contains( target, related ) ) ) {
5894
                event.type = handleObj.origType;
5895
                ret = handleObj.handler.apply( this, arguments );
5896
                event.type = fix;
5897
            }
5898
            return ret;
5899
        }
5900
    };
5901
} );
5902
5903
jQuery.fn.extend( {
5904
5905
    on: function( types, selector, data, fn ) {
5906
        return on( this, types, selector, data, fn );
5907
    },
5908
    one: function( types, selector, data, fn ) {
5909
        return on( this, types, selector, data, fn, 1 );
5910
    },
5911
    off: function( types, selector, fn ) {
5912
        var handleObj, type;
5913
        if ( types && types.preventDefault && types.handleObj ) {
5914
5915
            // ( event )  dispatched jQuery.Event
5916
            handleObj = types.handleObj;
5917
            jQuery( types.delegateTarget ).off(
5918
                handleObj.namespace ?
5919
                    handleObj.origType + "." + handleObj.namespace :
5920
                    handleObj.origType,
5921
                handleObj.selector,
5922
                handleObj.handler
5923
            );
5924
            return this;
5925
        }
5926
        if ( typeof types === "object" ) {
5927
5928
            // ( types-object [, selector] )
5929
            for ( type in types ) {
5930
                this.off( type, selector, types[ type ] );
5931
            }
5932
            return this;
5933
        }
5934
        if ( selector === false || typeof selector === "function" ) {
5935
5936
            // ( types [, fn] )
5937
            fn = selector;
5938
            selector = undefined;
5939
        }
5940
        if ( fn === false ) {
5941
            fn = returnFalse;
5942
        }
5943
        return this.each( function() {
5944
            jQuery.event.remove( this, types, fn, selector );
5945
        } );
5946
    }
5947
} );
5948
5949
5950
var
5951
5952
    // Support: IE <=10 - 11, Edge 12 - 13 only
5953
    // In IE/Edge using regex groups here causes severe slowdowns.
5954
    // See https://connect.microsoft.com/IE/feedback/details/1736512/
5955
    rnoInnerhtml = /<script|<style|<link/i,
5956
5957
    // checked="checked" or checked
5958
    rchecked = /checked\s*(?:[^=]|=\s*.checked.)/i,
5959
    rcleanScript = /^\s*<!(?:\[CDATA\[|--)|(?:\]\]|--)>\s*$/g;
5960
5961
// Prefer a tbody over its parent table for containing new rows
5962
function manipulationTarget( elem, content ) {
5963
    if ( nodeName( elem, "table" ) &&
5964
        nodeName( content.nodeType !== 11 ? content : content.firstChild, "tr" ) ) {
5965
5966
        return jQuery( elem ).children( "tbody" )[ 0 ] || elem;
5967
    }
5968
5969
    return elem;
5970
}
5971
5972
// Replace/restore the type attribute of script elements for safe DOM manipulation
5973
function disableScript( elem ) {
5974
    elem.type = ( elem.getAttribute( "type" ) !== null ) + "/" + elem.type;
5975
    return elem;
5976
}
5977
function restoreScript( elem ) {
5978
    if ( ( elem.type || "" ).slice( 0, 5 ) === "true/" ) {
5979
        elem.type = elem.type.slice( 5 );
5980
    } else {
5981
        elem.removeAttribute( "type" );
5982
    }
5983
5984
    return elem;
5985
}
5986
5987
function cloneCopyEvent( src, dest ) {
5988
    var i, l, type, pdataOld, udataOld, udataCur, events;
5989
5990
    if ( dest.nodeType !== 1 ) {
5991
        return;
5992
    }
5993
5994
    // 1. Copy private data: events, handlers, etc.
5995
    if ( dataPriv.hasData( src ) ) {
5996
        pdataOld = dataPriv.get( src );
5997
        events = pdataOld.events;
5998
5999
        if ( events ) {
6000
            dataPriv.remove( dest, "handle events" );
6001
6002
            for ( type in events ) {
6003
                for ( i = 0, l = events[ type ].length; i < l; i++ ) {
6004
                    jQuery.event.add( dest, type, events[ type ][ i ] );
6005
                }
6006
            }
6007
        }
6008
    }
6009
6010
    // 2. Copy user data
6011
    if ( dataUser.hasData( src ) ) {
6012
        udataOld = dataUser.access( src );
6013
        udataCur = jQuery.extend( {}, udataOld );
6014
6015
        dataUser.set( dest, udataCur );
6016
    }
6017
}
6018
6019
// Fix IE bugs, see support tests
6020
function fixInput( src, dest ) {
6021
    var nodeName = dest.nodeName.toLowerCase();
6022
6023
    // Fails to persist the checked state of a cloned checkbox or radio button.
6024
    if ( nodeName === "input" && rcheckableType.test( src.type ) ) {
6025
        dest.checked = src.checked;
6026
6027
    // Fails to return the selected option to the default selected state when cloning options
6028
    } else if ( nodeName === "input" || nodeName === "textarea" ) {
6029
        dest.defaultValue = src.defaultValue;
6030
    }
6031
}
6032
6033
function domManip( collection, args, callback, ignored ) {
6034
6035
    // Flatten any nested arrays
6036
    args = flat( args );
6037
6038
    var fragment, first, scripts, hasScripts, node, doc,
6039
        i = 0,
6040
        l = collection.length,
6041
        iNoClone = l - 1,
6042
        value = args[ 0 ],
6043
        valueIsFunction = isFunction( value );
6044
6045
    // We can't cloneNode fragments that contain checked, in WebKit
6046
    if ( valueIsFunction ||
6047
            ( l > 1 && typeof value === "string" &&
6048
                !support.checkClone && rchecked.test( value ) ) ) {
6049
        return collection.each( function( index ) {
6050
            var self = collection.eq( index );
6051
            if ( valueIsFunction ) {
6052
                args[ 0 ] = value.call( this, index, self.html() );
6053
            }
6054
            domManip( self, args, callback, ignored );
6055
        } );
6056
    }
6057
6058
    if ( l ) {
6059
        fragment = buildFragment( args, collection[ 0 ].ownerDocument, false, collection, ignored );
6060
        first = fragment.firstChild;
6061
6062
        if ( fragment.childNodes.length === 1 ) {
6063
            fragment = first;
6064
        }
6065
6066
        // Require either new content or an interest in ignored elements to invoke the callback
6067
        if ( first || ignored ) {
6068
            scripts = jQuery.map( getAll( fragment, "script" ), disableScript );
6069
            hasScripts = scripts.length;
6070
6071
            // Use the original fragment for the last item
6072
            // instead of the first because it can end up
6073
            // being emptied incorrectly in certain situations (#8070).
6074
            for ( ; i < l; i++ ) {
6075
                node = fragment;
6076
6077
                if ( i !== iNoClone ) {
6078
                    node = jQuery.clone( node, true, true );
6079
6080
                    // Keep references to cloned scripts for later restoration
6081
                    if ( hasScripts ) {
6082
6083
                        // Support: Android <=4.0 only, PhantomJS 1 only
6084
                        // push.apply(_, arraylike) throws on ancient WebKit
6085
                        jQuery.merge( scripts, getAll( node, "script" ) );
6086
                    }
6087
                }
6088
6089
                callback.call( collection[ i ], node, i );
6090
            }
6091
6092
            if ( hasScripts ) {
6093
                doc = scripts[ scripts.length - 1 ].ownerDocument;
6094
6095
                // Reenable scripts
6096
                jQuery.map( scripts, restoreScript );
6097
6098
                // Evaluate executable scripts on first document insertion
6099
                for ( i = 0; i < hasScripts; i++ ) {
6100
                    node = scripts[ i ];
6101
                    if ( rscriptType.test( node.type || "" ) &&
6102
                        !dataPriv.access( node, "globalEval" ) &&
6103
                        jQuery.contains( doc, node ) ) {
6104
6105
                        if ( node.src && ( node.type || "" ).toLowerCase()  !== "module" ) {
6106
6107
                            // Optional AJAX dependency, but won't run scripts if not present
6108
                            if ( jQuery._evalUrl && !node.noModule ) {
6109
                                jQuery._evalUrl( node.src, {
6110
                                    nonce: node.nonce || node.getAttribute( "nonce" )
6111
                                }, doc );
6112
                            }
6113
                        } else {
6114
                            DOMEval( node.textContent.replace( rcleanScript, "" ), node, doc );
6115
                        }
6116
                    }
6117
                }
6118
            }
6119
        }
6120
    }
6121
6122
    return collection;
6123
}
6124
6125
function remove( elem, selector, keepData ) {
6126
    var node,
6127
        nodes = selector ? jQuery.filter( selector, elem ) : elem,
6128
        i = 0;
6129
6130
    for ( ; ( node = nodes[ i ] ) != null; i++ ) {
6131
        if ( !keepData && node.nodeType === 1 ) {
6132
            jQuery.cleanData( getAll( node ) );
6133
        }
6134
6135
        if ( node.parentNode ) {
6136
            if ( keepData && isAttached( node ) ) {
6137
                setGlobalEval( getAll( node, "script" ) );
6138
            }
6139
            node.parentNode.removeChild( node );
6140
        }
6141
    }
6142
6143
    return elem;
6144
}
6145
6146
jQuery.extend( {
6147
    htmlPrefilter: function( html ) {
6148
        return html;
6149
    },
6150
6151
    clone: function( elem, dataAndEvents, deepDataAndEvents ) {
6152
        var i, l, srcElements, destElements,
6153
            clone = elem.cloneNode( true ),
6154
            inPage = isAttached( elem );
6155
6156
        // Fix IE cloning issues
6157
        if ( !support.noCloneChecked && ( elem.nodeType === 1 || elem.nodeType === 11 ) &&
6158
                !jQuery.isXMLDoc( elem ) ) {
6159
6160
            // We eschew Sizzle here for performance reasons: https://jsperf.com/getall-vs-sizzle/2
6161
            destElements = getAll( clone );
6162
            srcElements = getAll( elem );
6163
6164
            for ( i = 0, l = srcElements.length; i < l; i++ ) {
6165
                fixInput( srcElements[ i ], destElements[ i ] );
6166
            }
6167
        }
6168
6169
        // Copy the events from the original to the clone
6170
        if ( dataAndEvents ) {
6171
            if ( deepDataAndEvents ) {
6172
                srcElements = srcElements || getAll( elem );
6173
                destElements = destElements || getAll( clone );
6174
6175
                for ( i = 0, l = srcElements.length; i < l; i++ ) {
6176
                    cloneCopyEvent( srcElements[ i ], destElements[ i ] );
6177
                }
6178
            } else {
6179
                cloneCopyEvent( elem, clone );
6180
            }
6181
        }
6182
6183
        // Preserve script evaluation history
6184
        destElements = getAll( clone, "script" );
6185
        if ( destElements.length > 0 ) {
6186
            setGlobalEval( destElements, !inPage && getAll( elem, "script" ) );
6187
        }
6188
6189
        // Return the cloned set
6190
        return clone;
6191
    },
6192
6193
    cleanData: function( elems ) {
6194
        var data, elem, type,
6195
            special = jQuery.event.special,
6196
            i = 0;
6197
6198
        for ( ; ( elem = elems[ i ] ) !== undefined; i++ ) {
6199
            if ( acceptData( elem ) ) {
6200
                if ( ( data = elem[ dataPriv.expando ] ) ) {
6201
                    if ( data.events ) {
6202
                        for ( type in data.events ) {
6203
                            if ( special[ type ] ) {
6204
                                jQuery.event.remove( elem, type );
6205
6206
                            // This is a shortcut to avoid jQuery.event.remove's overhead
6207
                            } else {
6208
                                jQuery.removeEvent( elem, type, data.handle );
6209
                            }
6210
                        }
6211
                    }
6212
6213
                    // Support: Chrome <=35 - 45+
6214
                    // Assign undefined instead of using delete, see Data#remove
6215
                    elem[ dataPriv.expando ] = undefined;
6216
                }
6217
                if ( elem[ dataUser.expando ] ) {
6218
6219
                    // Support: Chrome <=35 - 45+
6220
                    // Assign undefined instead of using delete, see Data#remove
6221
                    elem[ dataUser.expando ] = undefined;
6222
                }
6223
            }
6224
        }
6225
    }
6226
} );
6227
6228
jQuery.fn.extend( {
6229
    detach: function( selector ) {
6230
        return remove( this, selector, true );
6231
    },
6232
6233
    remove: function( selector ) {
6234
        return remove( this, selector );
6235
    },
6236
6237
    text: function( value ) {
6238
        return access( this, function( value ) {
6239
            return value === undefined ?
6240
                jQuery.text( this ) :
6241
                this.empty().each( function() {
6242
                    if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {
6243
                        this.textContent = value;
6244
                    }
6245
                } );
6246
        }, null, value, arguments.length );
6247
    },
6248
6249
    append: function() {
6250
        return domManip( this, arguments, function( elem ) {
6251
            if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {
6252
                var target = manipulationTarget( this, elem );
6253
                target.appendChild( elem );
6254
            }
6255
        } );
6256
    },
6257
6258
    prepend: function() {
6259
        return domManip( this, arguments, function( elem ) {
6260
            if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {
6261
                var target = manipulationTarget( this, elem );
6262
                target.insertBefore( elem, target.firstChild );
6263
            }
6264
        } );
6265
    },
6266
6267
    before: function() {
6268
        return domManip( this, arguments, function( elem ) {
6269
            if ( this.parentNode ) {
6270
                this.parentNode.insertBefore( elem, this );
6271
            }
6272
        } );
6273
    },
6274
6275
    after: function() {
6276
        return domManip( this, arguments, function( elem ) {
6277
            if ( this.parentNode ) {
6278
                this.parentNode.insertBefore( elem, this.nextSibling );
6279
            }
6280
        } );
6281
    },
6282
6283
    empty: function() {
6284
        var elem,
6285
            i = 0;
6286
6287
        for ( ; ( elem = this[ i ] ) != null; i++ ) {
6288
            if ( elem.nodeType === 1 ) {
6289
6290
                // Prevent memory leaks
6291
                jQuery.cleanData( getAll( elem, false ) );
6292
6293
                // Remove any remaining nodes
6294
                elem.textContent = "";
6295
            }
6296
        }
6297
6298
        return this;
6299
    },
6300
6301
    clone: function( dataAndEvents, deepDataAndEvents ) {
6302
        dataAndEvents = dataAndEvents == null ? false : dataAndEvents;
6303
        deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents;
6304
6305
        return this.map( function() {
6306
            return jQuery.clone( this, dataAndEvents, deepDataAndEvents );
6307
        } );
6308
    },
6309
6310
    html: function( value ) {
6311
        return access( this, function( value ) {
6312
            var elem = this[ 0 ] || {},
6313
                i = 0,
6314
                l = this.length;
6315
6316
            if ( value === undefined && elem.nodeType === 1 ) {
6317
                return elem.innerHTML;
6318
            }
6319
6320
            // See if we can take a shortcut and just use innerHTML
6321
            if ( typeof value === "string" && !rnoInnerhtml.test( value ) &&
6322
                !wrapMap[ ( rtagName.exec( value ) || [ "", "" ] )[ 1 ].toLowerCase() ] ) {
6323
6324
                value = jQuery.htmlPrefilter( value );
6325
6326
                try {
6327
                    for ( ; i < l; i++ ) {
6328
                        elem = this[ i ] || {};
6329
6330
                        // Remove element nodes and prevent memory leaks
6331
                        if ( elem.nodeType === 1 ) {
6332
                            jQuery.cleanData( getAll( elem, false ) );
6333
                            elem.innerHTML = value;
6334
                        }
6335
                    }
6336
6337
                    elem = 0;
6338
6339
                // If using innerHTML throws an exception, use the fallback method
6340
                } catch ( e ) {}
6341
            }
6342
6343
            if ( elem ) {
6344
                this.empty().append( value );
6345
            }
6346
        }, null, value, arguments.length );
6347
    },
6348
6349
    replaceWith: function() {
6350
        var ignored = [];
6351
6352
        // Make the changes, replacing each non-ignored context element with the new content
6353
        return domManip( this, arguments, function( elem ) {
6354
            var parent = this.parentNode;
6355
6356
            if ( jQuery.inArray( this, ignored ) < 0 ) {
6357
                jQuery.cleanData( getAll( this ) );
6358
                if ( parent ) {
6359
                    parent.replaceChild( elem, this );
6360
                }
6361
            }
6362
6363
        // Force callback invocation
6364
        }, ignored );
6365
    }
6366
} );
6367
6368
jQuery.each( {
6369
    appendTo: "append",
6370
    prependTo: "prepend",
6371
    insertBefore: "before",
6372
    insertAfter: "after",
6373
    replaceAll: "replaceWith"
6374
}, function( name, original ) {
6375
    jQuery.fn[ name ] = function( selector ) {
6376
        var elems,
6377
            ret = [],
6378
            insert = jQuery( selector ),
6379
            last = insert.length - 1,
6380
            i = 0;
6381
6382
        for ( ; i <= last; i++ ) {
6383
            elems = i === last ? this : this.clone( true );
6384
            jQuery( insert[ i ] )[ original ]( elems );
6385
6386
            // Support: Android <=4.0 only, PhantomJS 1 only
6387
            // .get() because push.apply(_, arraylike) throws on ancient WebKit
6388
            push.apply( ret, elems.get() );
6389
        }
6390
6391
        return this.pushStack( ret );
6392
    };
6393
} );
6394
var rnumnonpx = new RegExp( "^(" + pnum + ")(?!px)[a-z%]+$", "i" );
6395
6396
var getStyles = function( elem ) {
6397
6398
        // Support: IE <=11 only, Firefox <=30 (#15098, #14150)
6399
        // IE throws on elements created in popups
6400
        // FF meanwhile throws on frame elements through "defaultView.getComputedStyle"
6401
        var view = elem.ownerDocument.defaultView;
6402
6403
        if ( !view || !view.opener ) {
6404
            view = window;
6405
        }
6406
6407
        return view.getComputedStyle( elem );
6408
    };
6409
6410
var swap = function( elem, options, callback ) {
6411
    var ret, name,
6412
        old = {};
6413
6414
    // Remember the old values, and insert the new ones
6415
    for ( name in options ) {
6416
        old[ name ] = elem.style[ name ];
6417
        elem.style[ name ] = options[ name ];
6418
    }
6419
6420
    ret = callback.call( elem );
6421
6422
    // Revert the old values
6423
    for ( name in options ) {
6424
        elem.style[ name ] = old[ name ];
6425
    }
6426
6427
    return ret;
6428
};
6429
6430
6431
var rboxStyle = new RegExp( cssExpand.join( "|" ), "i" );
6432
6433
6434
6435
( function() {
6436
6437
    // Executing both pixelPosition & boxSizingReliable tests require only one layout
6438
    // so they're executed at the same time to save the second computation.
6439
    function computeStyleTests() {
6440
6441
        // This is a singleton, we need to execute it only once
6442
        if ( !div ) {
6443
            return;
6444
        }
6445
6446
        container.style.cssText = "position:absolute;left:-11111px;width:60px;" +
6447
            "margin-top:1px;padding:0;border:0";
6448
        div.style.cssText =
6449
            "position:relative;display:block;box-sizing:border-box;overflow:scroll;" +
6450
            "margin:auto;border:1px;padding:1px;" +
6451
            "width:60%;top:1%";
6452
        documentElement.appendChild( container ).appendChild( div );
6453
6454
        var divStyle = window.getComputedStyle( div );
6455
        pixelPositionVal = divStyle.top !== "1%";
6456
6457
        // Support: Android 4.0 - 4.3 only, Firefox <=3 - 44
6458
        reliableMarginLeftVal = roundPixelMeasures( divStyle.marginLeft ) === 12;
6459
6460
        // Support: Android 4.0 - 4.3 only, Safari <=9.1 - 10.1, iOS <=7.0 - 9.3
6461
        // Some styles come back with percentage values, even though they shouldn't
6462
        div.style.right = "60%";
6463
        pixelBoxStylesVal = roundPixelMeasures( divStyle.right ) === 36;
6464
6465
        // Support: IE 9 - 11 only
6466
        // Detect misreporting of content dimensions for box-sizing:border-box elements
6467
        boxSizingReliableVal = roundPixelMeasures( divStyle.width ) === 36;
6468
6469
        // Support: IE 9 only
6470
        // Detect overflow:scroll screwiness (gh-3699)
6471
        // Support: Chrome <=64
6472
        // Don't get tricked when zoom affects offsetWidth (gh-4029)
6473
        div.style.position = "absolute";
6474
        scrollboxSizeVal = roundPixelMeasures( div.offsetWidth / 3 ) === 12;
6475
6476
        documentElement.removeChild( container );
6477
6478
        // Nullify the div so it wouldn't be stored in the memory and
6479
        // it will also be a sign that checks already performed
6480
        div = null;
6481
    }
6482
6483
    function roundPixelMeasures( measure ) {
6484
        return Math.round( parseFloat( measure ) );
6485
    }
6486
6487
    var pixelPositionVal, boxSizingReliableVal, scrollboxSizeVal, pixelBoxStylesVal,
6488
        reliableTrDimensionsVal, reliableMarginLeftVal,
6489
        container = document.createElement( "div" ),
6490
        div = document.createElement( "div" );
6491
6492
    // Finish early in limited (non-browser) environments
6493
    if ( !div.style ) {
6494
        return;
6495
    }
6496
6497
    // Support: IE <=9 - 11 only
6498
    // Style of cloned element affects source element cloned (#8908)
6499
    div.style.backgroundClip = "content-box";
6500
    div.cloneNode( true ).style.backgroundClip = "";
6501
    support.clearCloneStyle = div.style.backgroundClip === "content-box";
6502
6503
    jQuery.extend( support, {
6504
        boxSizingReliable: function() {
6505
            computeStyleTests();
6506
            return boxSizingReliableVal;
6507
        },
6508
        pixelBoxStyles: function() {
6509
            computeStyleTests();
6510
            return pixelBoxStylesVal;
6511
        },
6512
        pixelPosition: function() {
6513
            computeStyleTests();
6514
            return pixelPositionVal;
6515
        },
6516
        reliableMarginLeft: function() {
6517
            computeStyleTests();
6518
            return reliableMarginLeftVal;
6519
        },
6520
        scrollboxSize: function() {
6521
            computeStyleTests();
6522
            return scrollboxSizeVal;
6523
        },
6524
6525
        // Support: IE 9 - 11+, Edge 15 - 18+
6526
        // IE/Edge misreport `getComputedStyle` of table rows with width/height
6527
        // set in CSS while `offset*` properties report correct values.
6528
        // Behavior in IE 9 is more subtle than in newer versions & it passes
6529
        // some versions of this test; make sure not to make it pass there!
6530
        //
6531
        // Support: Firefox 70+
6532
        // Only Firefox includes border widths
6533
        // in computed dimensions. (gh-4529)
6534
        reliableTrDimensions: function() {
6535
            var table, tr, trChild, trStyle;
6536
            if ( reliableTrDimensionsVal == null ) {
6537
                table = document.createElement( "table" );
6538
                tr = document.createElement( "tr" );
6539
                trChild = document.createElement( "div" );
6540
6541
                table.style.cssText = "position:absolute;left:-11111px;border-collapse:separate";
6542
                tr.style.cssText = "border:1px solid";
6543
6544
                // Support: Chrome 86+
6545
                // Height set through cssText does not get applied.
6546
                // Computed height then comes back as 0.
6547
                tr.style.height = "1px";
6548
                trChild.style.height = "9px";
6549
6550
                // Support: Android 8 Chrome 86+
6551
                // In our bodyBackground.html iframe,
6552
                // display for all div elements is set to "inline",
6553
                // which causes a problem only in Android 8 Chrome 86.
6554
                // Ensuring the div is display: block
6555
                // gets around this issue.
6556
                trChild.style.display = "block";
6557
6558
                documentElement
6559
                    .appendChild( table )
6560
                    .appendChild( tr )
6561
                    .appendChild( trChild );
6562
6563
                trStyle = window.getComputedStyle( tr );
6564
                reliableTrDimensionsVal = ( parseInt( trStyle.height, 10 ) +
6565
                    parseInt( trStyle.borderTopWidth, 10 ) +
6566
                    parseInt( trStyle.borderBottomWidth, 10 ) ) === tr.offsetHeight;
6567
6568
                documentElement.removeChild( table );
6569
            }
6570
            return reliableTrDimensionsVal;
6571
        }
6572
    } );
6573
} )();
6574
6575
6576
function curCSS( elem, name, computed ) {
6577
    var width, minWidth, maxWidth, ret,
6578
6579
        // Support: Firefox 51+
6580
        // Retrieving style before computed somehow
6581
        // fixes an issue with getting wrong values
6582
        // on detached elements
6583
        style = elem.style;
6584
6585
    computed = computed || getStyles( elem );
6586
6587
    // getPropertyValue is needed for:
6588
    //   .css('filter') (IE 9 only, #12537)
6589
    //   .css('--customProperty) (#3144)
6590
    if ( computed ) {
6591
        ret = computed.getPropertyValue( name ) || computed[ name ];
6592
6593
        if ( ret === "" && !isAttached( elem ) ) {
6594
            ret = jQuery.style( elem, name );
6595
        }
6596
6597
        // A tribute to the "awesome hack by Dean Edwards"
6598
        // Android Browser returns percentage for some values,
6599
        // but width seems to be reliably pixels.
6600
        // This is against the CSSOM draft spec:
6601
        // https://drafts.csswg.org/cssom/#resolved-values
6602
        if ( !support.pixelBoxStyles() && rnumnonpx.test( ret ) && rboxStyle.test( name ) ) {
6603
6604
            // Remember the original values
6605
            width = style.width;
6606
            minWidth = style.minWidth;
6607
            maxWidth = style.maxWidth;
6608
6609
            // Put in the new values to get a computed value out
6610
            style.minWidth = style.maxWidth = style.width = ret;
6611
            ret = computed.width;
6612
6613
            // Revert the changed values
6614
            style.width = width;
6615
            style.minWidth = minWidth;
6616
            style.maxWidth = maxWidth;
6617
        }
6618
    }
6619
6620
    return ret !== undefined ?
6621
6622
        // Support: IE <=9 - 11 only
6623
        // IE returns zIndex value as an integer.
6624
        ret + "" :
6625
        ret;
6626
}
6627
6628
6629
function addGetHookIf( conditionFn, hookFn ) {
6630
6631
    // Define the hook, we'll check on the first run if it's really needed.
6632
    return {
6633
        get: function() {
6634
            if ( conditionFn() ) {
6635
6636
                // Hook not needed (or it's not possible to use it due
6637
                // to missing dependency), remove it.
6638
                delete this.get;
6639
                return;
6640
            }
6641
6642
            // Hook needed; redefine it so that the support test is not executed again.
6643
            return ( this.get = hookFn ).apply( this, arguments );
6644
        }
6645
    };
6646
}
6647
6648
6649
var cssPrefixes = [ "Webkit", "Moz", "ms" ],
6650
    emptyStyle = document.createElement( "div" ).style,
6651
    vendorProps = {};
6652
6653
// Return a vendor-prefixed property or undefined
6654
function vendorPropName( name ) {
6655
6656
    // Check for vendor prefixed names
6657
    var capName = name[ 0 ].toUpperCase() + name.slice( 1 ),
6658
        i = cssPrefixes.length;
6659
6660
    while ( i-- ) {
6661
        name = cssPrefixes[ i ] + capName;
6662
        if ( name in emptyStyle ) {
6663
            return name;
6664
        }
6665
    }
6666
}
6667
6668
// Return a potentially-mapped jQuery.cssProps or vendor prefixed property
6669
function finalPropName( name ) {
6670
    var final = jQuery.cssProps[ name ] || vendorProps[ name ];
6671
6672
    if ( final ) {
6673
        return final;
6674
    }
6675
    if ( name in emptyStyle ) {
6676
        return name;
6677
    }
6678
    return vendorProps[ name ] = vendorPropName( name ) || name;
6679
}
6680
6681
6682
var
6683
6684
    // Swappable if display is none or starts with table
6685
    // except "table", "table-cell", or "table-caption"
6686
    // See here for display values: https://developer.mozilla.org/en-US/docs/CSS/display
6687
    rdisplayswap = /^(none|table(?!-c[ea]).+)/,
6688
    rcustomProp = /^--/,
6689
    cssShow = { position: "absolute", visibility: "hidden", display: "block" },
6690
    cssNormalTransform = {
6691
        letterSpacing: "0",
6692
        fontWeight: "400"
6693
    };
6694
6695
function setPositiveNumber( _elem, value, subtract ) {
6696
6697
    // Any relative (+/-) values have already been
6698
    // normalized at this point
6699
    var matches = rcssNum.exec( value );
6700
    return matches ?
6701
6702
        // Guard against undefined "subtract", e.g., when used as in cssHooks
6703
        Math.max( 0, matches[ 2 ] - ( subtract || 0 ) ) + ( matches[ 3 ] || "px" ) :
6704
        value;
6705
}
6706
6707
function boxModelAdjustment( elem, dimension, box, isBorderBox, styles, computedVal ) {
6708
    var i = dimension === "width" ? 1 : 0,
6709
        extra = 0,
6710
        delta = 0;
6711
6712
    // Adjustment may not be necessary
6713
    if ( box === ( isBorderBox ? "border" : "content" ) ) {
6714
        return 0;
6715
    }
6716
6717
    for ( ; i < 4; i += 2 ) {
6718
6719
        // Both box models exclude margin
6720
        if ( box === "margin" ) {
6721
            delta += jQuery.css( elem, box + cssExpand[ i ], true, styles );
6722
        }
6723
6724
        // If we get here with a content-box, we're seeking "padding" or "border" or "margin"
6725
        if ( !isBorderBox ) {
6726
6727
            // Add padding
6728
            delta += jQuery.css( elem, "padding" + cssExpand[ i ], true, styles );
6729
6730
            // For "border" or "margin", add border
6731
            if ( box !== "padding" ) {
6732
                delta += jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles );
6733
6734
            // But still keep track of it otherwise
6735
            } else {
6736
                extra += jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles );
6737
            }
6738
6739
        // If we get here with a border-box (content + padding + border), we're seeking "content" or
6740
        // "padding" or "margin"
6741
        } else {
6742
6743
            // For "content", subtract padding
6744
            if ( box === "content" ) {
6745
                delta -= jQuery.css( elem, "padding" + cssExpand[ i ], true, styles );
6746
            }
6747
6748
            // For "content" or "padding", subtract border
6749
            if ( box !== "margin" ) {
6750
                delta -= jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles );
6751
            }
6752
        }
6753
    }
6754
6755
    // Account for positive content-box scroll gutter when requested by providing computedVal
6756
    if ( !isBorderBox && computedVal >= 0 ) {
6757
6758
        // offsetWidth/offsetHeight is a rounded sum of content, padding, scroll gutter, and border
6759
        // Assuming integer scroll gutter, subtract the rest and round down
6760
        delta += Math.max( 0, Math.ceil(
6761
            elem[ "offset" + dimension[ 0 ].toUpperCase() + dimension.slice( 1 ) ] -
6762
            computedVal -
6763
            delta -
6764
            extra -
6765
            0.5
6766
6767
        // If offsetWidth/offsetHeight is unknown, then we can't determine content-box scroll gutter
6768
        // Use an explicit zero to avoid NaN (gh-3964)
6769
        ) ) || 0;
6770
    }
6771
6772
    return delta;
6773
}
6774
6775
function getWidthOrHeight( elem, dimension, extra ) {
6776
6777
    // Start with computed style
6778
    var styles = getStyles( elem ),
6779
6780
        // To avoid forcing a reflow, only fetch boxSizing if we need it (gh-4322).
6781
        // Fake content-box until we know it's needed to know the true value.
6782
        boxSizingNeeded = !support.boxSizingReliable() || extra,
6783
        isBorderBox = boxSizingNeeded &&
6784
            jQuery.css( elem, "boxSizing", false, styles ) === "border-box",
6785
        valueIsBorderBox = isBorderBox,
6786
6787
        val = curCSS( elem, dimension, styles ),
6788
        offsetProp = "offset" + dimension[ 0 ].toUpperCase() + dimension.slice( 1 );
6789
6790
    // Support: Firefox <=54
6791
    // Return a confounding non-pixel value or feign ignorance, as appropriate.
6792
    if ( rnumnonpx.test( val ) ) {
6793
        if ( !extra ) {
6794
            return val;
6795
        }
6796
        val = "auto";
6797
    }
6798
6799
6800
    // Support: IE 9 - 11 only
6801
    // Use offsetWidth/offsetHeight for when box sizing is unreliable.
6802
    // In those cases, the computed value can be trusted to be border-box.
6803
    if ( ( !support.boxSizingReliable() && isBorderBox ||
6804
6805
        // Support: IE 10 - 11+, Edge 15 - 18+
6806
        // IE/Edge misreport `getComputedStyle` of table rows with width/height
6807
        // set in CSS while `offset*` properties report correct values.
6808
        // Interestingly, in some cases IE 9 doesn't suffer from this issue.
6809
        !support.reliableTrDimensions() && nodeName( elem, "tr" ) ||
6810
6811
        // Fall back to offsetWidth/offsetHeight when value is "auto"
6812
        // This happens for inline elements with no explicit setting (gh-3571)
6813
        val === "auto" ||
6814
6815
        // Support: Android <=4.1 - 4.3 only
6816
        // Also use offsetWidth/offsetHeight for misreported inline dimensions (gh-3602)
6817
        !parseFloat( val ) && jQuery.css( elem, "display", false, styles ) === "inline" ) &&
6818
6819
        // Make sure the element is visible & connected
6820
        elem.getClientRects().length ) {
6821
6822
        isBorderBox = jQuery.css( elem, "boxSizing", false, styles ) === "border-box";
6823
6824
        // Where available, offsetWidth/offsetHeight approximate border box dimensions.
6825
        // Where not available (e.g., SVG), assume unreliable box-sizing and interpret the
6826
        // retrieved value as a content box dimension.
6827
        valueIsBorderBox = offsetProp in elem;
6828
        if ( valueIsBorderBox ) {
6829
            val = elem[ offsetProp ];
6830
        }
6831
    }
6832
6833
    // Normalize "" and auto
6834
    val = parseFloat( val ) || 0;
6835
6836
    // Adjust for the element's box model
6837
    return ( val +
6838
        boxModelAdjustment(
6839
            elem,
6840
            dimension,
6841
            extra || ( isBorderBox ? "border" : "content" ),
6842
            valueIsBorderBox,
6843
            styles,
6844
6845
            // Provide the current computed size to request scroll gutter calculation (gh-3589)
6846
            val
6847
        )
6848
    ) + "px";
6849
}
6850
6851
jQuery.extend( {
6852
6853
    // Add in style property hooks for overriding the default
6854
    // behavior of getting and setting a style property
6855
    cssHooks: {
6856
        opacity: {
6857
            get: function( elem, computed ) {
6858
                if ( computed ) {
6859
6860
                    // We should always get a number back from opacity
6861
                    var ret = curCSS( elem, "opacity" );
6862
                    return ret === "" ? "1" : ret;
6863
                }
6864
            }
6865
        }
6866
    },
6867
6868
    // Don't automatically add "px" to these possibly-unitless properties
6869
    cssNumber: {
6870
        "animationIterationCount": true,
6871
        "columnCount": true,
6872
        "fillOpacity": true,
6873
        "flexGrow": true,
6874
        "flexShrink": true,
6875
        "fontWeight": true,
6876
        "gridArea": true,
6877
        "gridColumn": true,
6878
        "gridColumnEnd": true,
6879
        "gridColumnStart": true,
6880
        "gridRow": true,
6881
        "gridRowEnd": true,
6882
        "gridRowStart": true,
6883
        "lineHeight": true,
6884
        "opacity": true,
6885
        "order": true,
6886
        "orphans": true,
6887
        "widows": true,
6888
        "zIndex": true,
6889
        "zoom": true
6890
    },
6891
6892
    // Add in properties whose names you wish to fix before
6893
    // setting or getting the value
6894
    cssProps: {},
6895
6896
    // Get and set the style property on a DOM Node
6897
    style: function( elem, name, value, extra ) {
6898
6899
        // Don't set styles on text and comment nodes
6900
        if ( !elem || elem.nodeType === 3 || elem.nodeType === 8 || !elem.style ) {
6901
            return;
6902
        }
6903
6904
        // Make sure that we're working with the right name
6905
        var ret, type, hooks,
6906
            origName = camelCase( name ),
6907
            isCustomProp = rcustomProp.test( name ),
6908
            style = elem.style;
6909
6910
        // Make sure that we're working with the right name. We don't
6911
        // want to query the value if it is a CSS custom property
6912
        // since they are user-defined.
6913
        if ( !isCustomProp ) {
6914
            name = finalPropName( origName );
6915
        }
6916
6917
        // Gets hook for the prefixed version, then unprefixed version
6918
        hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];
6919
6920
        // Check if we're setting a value
6921
        if ( value !== undefined ) {
6922
            type = typeof value;
6923
6924
            // Convert "+=" or "-=" to relative numbers (#7345)
6925
            if ( type === "string" && ( ret = rcssNum.exec( value ) ) && ret[ 1 ] ) {
6926
                value = adjustCSS( elem, name, ret );
6927
6928
                // Fixes bug #9237
6929
                type = "number";
6930
            }
6931
6932
            // Make sure that null and NaN values aren't set (#7116)
6933
            if ( value == null || value !== value ) {
6934
                return;
6935
            }
6936
6937
            // If a number was passed in, add the unit (except for certain CSS properties)
6938
            // The isCustomProp check can be removed in jQuery 4.0 when we only auto-append
6939
            // "px" to a few hardcoded values.
6940
            if ( type === "number" && !isCustomProp ) {
6941
                value += ret && ret[ 3 ] || ( jQuery.cssNumber[ origName ] ? "" : "px" );
6942
            }
6943
6944
            // background-* props affect original clone's values
6945
            if ( !support.clearCloneStyle && value === "" && name.indexOf( "background" ) === 0 ) {
6946
                style[ name ] = "inherit";
6947
            }
6948
6949
            // If a hook was provided, use that value, otherwise just set the specified value
6950
            if ( !hooks || !( "set" in hooks ) ||
6951
                ( value = hooks.set( elem, value, extra ) ) !== undefined ) {
6952
6953
                if ( isCustomProp ) {
6954
                    style.setProperty( name, value );
6955
                } else {
6956
                    style[ name ] = value;
6957
                }
6958
            }
6959
6960
        } else {
6961
6962
            // If a hook was provided get the non-computed value from there
6963
            if ( hooks && "get" in hooks &&
6964
                ( ret = hooks.get( elem, false, extra ) ) !== undefined ) {
6965
6966
                return ret;
6967
            }
6968
6969
            // Otherwise just get the value from the style object
6970
            return style[ name ];
6971
        }
6972
    },
6973
6974
    css: function( elem, name, extra, styles ) {
6975
        var val, num, hooks,
6976
            origName = camelCase( name ),
6977
            isCustomProp = rcustomProp.test( name );
6978
6979
        // Make sure that we're working with the right name. We don't
6980
        // want to modify the value if it is a CSS custom property
6981
        // since they are user-defined.
6982
        if ( !isCustomProp ) {
6983
            name = finalPropName( origName );
6984
        }
6985
6986
        // Try prefixed name followed by the unprefixed name
6987
        hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];
6988
6989
        // If a hook was provided get the computed value from there
6990
        if ( hooks && "get" in hooks ) {
6991
            val = hooks.get( elem, true, extra );
6992
        }
6993
6994
        // Otherwise, if a way to get the computed value exists, use that
6995
        if ( val === undefined ) {
6996
            val = curCSS( elem, name, styles );
6997
        }
6998
6999
        // Convert "normal" to computed value
7000
        if ( val === "normal" && name in cssNormalTransform ) {
7001
            val = cssNormalTransform[ name ];
7002
        }
7003
7004
        // Make numeric if forced or a qualifier was provided and val looks numeric
7005
        if ( extra === "" || extra ) {
7006
            num = parseFloat( val );
7007
            return extra === true || isFinite( num ) ? num || 0 : val;
7008
        }
7009
7010
        return val;
7011
    }
7012
} );
7013
7014
jQuery.each( [ "height", "width" ], function( _i, dimension ) {
7015
    jQuery.cssHooks[ dimension ] = {
7016
        get: function( elem, computed, extra ) {
7017
            if ( computed ) {
7018
7019
                // Certain elements can have dimension info if we invisibly show them
7020
                // but it must have a current display style that would benefit
7021
                return rdisplayswap.test( jQuery.css( elem, "display" ) ) &&
7022
7023
                    // Support: Safari 8+
7024
                    // Table columns in Safari have non-zero offsetWidth & zero
7025
                    // getBoundingClientRect().width unless display is changed.
7026
                    // Support: IE <=11 only
7027
                    // Running getBoundingClientRect on a disconnected node
7028
                    // in IE throws an error.
7029
                    ( !elem.getClientRects().length || !elem.getBoundingClientRect().width ) ?
7030
                    swap( elem, cssShow, function() {
7031
                        return getWidthOrHeight( elem, dimension, extra );
7032
                    } ) :
7033
                    getWidthOrHeight( elem, dimension, extra );
7034
            }
7035
        },
7036
7037
        set: function( elem, value, extra ) {
7038
            var matches,
7039
                styles = getStyles( elem ),
7040
7041
                // Only read styles.position if the test has a chance to fail
7042
                // to avoid forcing a reflow.
7043
                scrollboxSizeBuggy = !support.scrollboxSize() &&
7044
                    styles.position === "absolute",
7045
7046
                // To avoid forcing a reflow, only fetch boxSizing if we need it (gh-3991)
7047
                boxSizingNeeded = scrollboxSizeBuggy || extra,
7048
                isBorderBox = boxSizingNeeded &&
7049
                    jQuery.css( elem, "boxSizing", false, styles ) === "border-box",
7050
                subtract = extra ?
7051
                    boxModelAdjustment(
7052
                        elem,
7053
                        dimension,
7054
                        extra,
7055
                        isBorderBox,
7056
                        styles
7057
                    ) :
7058
                    0;
7059
7060
            // Account for unreliable border-box dimensions by comparing offset* to computed and
7061
            // faking a content-box to get border and padding (gh-3699)
7062
            if ( isBorderBox && scrollboxSizeBuggy ) {
7063
                subtract -= Math.ceil(
7064
                    elem[ "offset" + dimension[ 0 ].toUpperCase() + dimension.slice( 1 ) ] -
7065
                    parseFloat( styles[ dimension ] ) -
7066
                    boxModelAdjustment( elem, dimension, "border", false, styles ) -
7067
                    0.5
7068
                );
7069
            }
7070
7071
            // Convert to pixels if value adjustment is needed
7072
            if ( subtract && ( matches = rcssNum.exec( value ) ) &&
7073
                ( matches[ 3 ] || "px" ) !== "px" ) {
7074
7075
                elem.style[ dimension ] = value;
7076
                value = jQuery.css( elem, dimension );
7077
            }
7078
7079
            return setPositiveNumber( elem, value, subtract );
7080
        }
7081
    };
7082
} );
7083
7084
jQuery.cssHooks.marginLeft = addGetHookIf( support.reliableMarginLeft,
7085
    function( elem, computed ) {
7086
        if ( computed ) {
7087
            return ( parseFloat( curCSS( elem, "marginLeft" ) ) ||
7088
                elem.getBoundingClientRect().left -
7089
                    swap( elem, { marginLeft: 0 }, function() {
7090
                        return elem.getBoundingClientRect().left;
7091
                    } )
7092
            ) + "px";
7093
        }
7094
    }
7095
);
7096
7097
// These hooks are used by animate to expand properties
7098
jQuery.each( {
7099
    margin: "",
7100
    padding: "",
7101
    border: "Width"
7102
}, function( prefix, suffix ) {
7103
    jQuery.cssHooks[ prefix + suffix ] = {
7104
        expand: function( value ) {
7105
            var i = 0,
7106
                expanded = {},
7107
7108
                // Assumes a single number if not a string
7109
                parts = typeof value === "string" ? value.split( " " ) : [ value ];
7110
7111
            for ( ; i < 4; i++ ) {
7112
                expanded[ prefix + cssExpand[ i ] + suffix ] =
7113
                    parts[ i ] || parts[ i - 2 ] || parts[ 0 ];
7114
            }
7115
7116
            return expanded;
7117
        }
7118
    };
7119
7120
    if ( prefix !== "margin" ) {
7121
        jQuery.cssHooks[ prefix + suffix ].set = setPositiveNumber;
7122
    }
7123
} );
7124
7125
jQuery.fn.extend( {
7126
    css: function( name, value ) {
7127
        return access( this, function( elem, name, value ) {
7128
            var styles, len,
7129
                map = {},
7130
                i = 0;
7131
7132
            if ( Array.isArray( name ) ) {
7133
                styles = getStyles( elem );
7134
                len = name.length;
7135
7136
                for ( ; i < len; i++ ) {
7137
                    map[ name[ i ] ] = jQuery.css( elem, name[ i ], false, styles );
7138
                }
7139
7140
                return map;
7141
            }
7142
7143
            return value !== undefined ?
7144
                jQuery.style( elem, name, value ) :
7145
                jQuery.css( elem, name );
7146
        }, name, value, arguments.length > 1 );
7147
    }
7148
} );
7149
7150
7151
function Tween( elem, options, prop, end, easing ) {
7152
    return new Tween.prototype.init( elem, options, prop, end, easing );
7153
}
7154
jQuery.Tween = Tween;
7155
7156
Tween.prototype = {
7157
    constructor: Tween,
7158
    init: function( elem, options, prop, end, easing, unit ) {
7159
        this.elem = elem;
7160
        this.prop = prop;
7161
        this.easing = easing || jQuery.easing._default;
7162
        this.options = options;
7163
        this.start = this.now = this.cur();
7164
        this.end = end;
7165
        this.unit = unit || ( jQuery.cssNumber[ prop ] ? "" : "px" );
7166
    },
7167
    cur: function() {
7168
        var hooks = Tween.propHooks[ this.prop ];
7169
7170
        return hooks && hooks.get ?
7171
            hooks.get( this ) :
7172
            Tween.propHooks._default.get( this );
7173
    },
7174
    run: function( percent ) {
7175
        var eased,
7176
            hooks = Tween.propHooks[ this.prop ];
7177
7178
        if ( this.options.duration ) {
7179
            this.pos = eased = jQuery.easing[ this.easing ](
7180
                percent, this.options.duration * percent, 0, 1, this.options.duration
7181
            );
7182
        } else {
7183
            this.pos = eased = percent;
7184
        }
7185
        this.now = ( this.end - this.start ) * eased + this.start;
7186
7187
        if ( this.options.step ) {
7188
            this.options.step.call( this.elem, this.now, this );
7189
        }
7190
7191
        if ( hooks && hooks.set ) {
7192
            hooks.set( this );
7193
        } else {
7194
            Tween.propHooks._default.set( this );
7195
        }
7196
        return this;
7197
    }
7198
};
7199
7200
Tween.prototype.init.prototype = Tween.prototype;
7201
7202
Tween.propHooks = {
7203
    _default: {
7204
        get: function( tween ) {
7205
            var result;
7206
7207
            // Use a property on the element directly when it is not a DOM element,
7208
            // or when there is no matching style property that exists.
7209
            if ( tween.elem.nodeType !== 1 ||
7210
                tween.elem[ tween.prop ] != null && tween.elem.style[ tween.prop ] == null ) {
7211
                return tween.elem[ tween.prop ];
7212
            }
7213
7214
            // Passing an empty string as a 3rd parameter to .css will automatically
7215
            // attempt a parseFloat and fallback to a string if the parse fails.
7216
            // Simple values such as "10px" are parsed to Float;
7217
            // complex values such as "rotate(1rad)" are returned as-is.
7218
            result = jQuery.css( tween.elem, tween.prop, "" );
7219
7220
            // Empty strings, null, undefined and "auto" are converted to 0.
7221
            return !result || result === "auto" ? 0 : result;
7222
        },
7223
        set: function( tween ) {
7224
7225
            // Use step hook for back compat.
7226
            // Use cssHook if its there.
7227
            // Use .style if available and use plain properties where available.
7228
            if ( jQuery.fx.step[ tween.prop ] ) {
7229
                jQuery.fx.step[ tween.prop ]( tween );
7230
            } else if ( tween.elem.nodeType === 1 && (
7231
                jQuery.cssHooks[ tween.prop ] ||
7232
                    tween.elem.style[ finalPropName( tween.prop ) ] != null ) ) {
7233
                jQuery.style( tween.elem, tween.prop, tween.now + tween.unit );
7234
            } else {
7235
                tween.elem[ tween.prop ] = tween.now;
7236
            }
7237
        }
7238
    }
7239
};
7240
7241
// Support: IE <=9 only
7242
// Panic based approach to setting things on disconnected nodes
7243
Tween.propHooks.scrollTop = Tween.propHooks.scrollLeft = {
7244
    set: function( tween ) {
7245
        if ( tween.elem.nodeType && tween.elem.parentNode ) {
7246
            tween.elem[ tween.prop ] = tween.now;
7247
        }
7248
    }
7249
};
7250
7251
jQuery.easing = {
7252
    linear: function( p ) {
7253
        return p;
7254
    },
7255
    swing: function( p ) {
7256
        return 0.5 - Math.cos( p * Math.PI ) / 2;
7257
    },
7258
    _default: "swing"
7259
};
7260
7261
jQuery.fx = Tween.prototype.init;
7262
7263
// Back compat <1.8 extension point
7264
jQuery.fx.step = {};
7265
7266
7267
7268
7269
var
7270
    fxNow, inProgress,
7271
    rfxtypes = /^(?:toggle|show|hide)$/,
7272
    rrun = /queueHooks$/;
7273
7274
function schedule() {
7275
    if ( inProgress ) {
7276
        if ( document.hidden === false && window.requestAnimationFrame ) {
7277
            window.requestAnimationFrame( schedule );
7278
        } else {
7279
            window.setTimeout( schedule, jQuery.fx.interval );
7280
        }
7281
7282
        jQuery.fx.tick();
7283
    }
7284
}
7285
7286
// Animations created synchronously will run synchronously
7287
function createFxNow() {
7288
    window.setTimeout( function() {
7289
        fxNow = undefined;
7290
    } );
7291
    return ( fxNow = Date.now() );
7292
}
7293
7294
// Generate parameters to create a standard animation
7295
function genFx( type, includeWidth ) {
7296
    var which,
7297
        i = 0,
7298
        attrs = { height: type };
7299
7300
    // If we include width, step value is 1 to do all cssExpand values,
7301
    // otherwise step value is 2 to skip over Left and Right
7302
    includeWidth = includeWidth ? 1 : 0;
7303
    for ( ; i < 4; i += 2 - includeWidth ) {
7304
        which = cssExpand[ i ];
7305
        attrs[ "margin" + which ] = attrs[ "padding" + which ] = type;
7306
    }
7307
7308
    if ( includeWidth ) {
7309
        attrs.opacity = attrs.width = type;
7310
    }
7311
7312
    return attrs;
7313
}
7314
7315
function createTween( value, prop, animation ) {
7316
    var tween,
7317
        collection = ( Animation.tweeners[ prop ] || [] ).concat( Animation.tweeners[ "*" ] ),
7318
        index = 0,
7319
        length = collection.length;
7320
    for ( ; index < length; index++ ) {
7321
        if ( ( tween = collection[ index ].call( animation, prop, value ) ) ) {
7322
7323
            // We're done with this property
7324
            return tween;
7325
        }
7326
    }
7327
}
7328
7329
function defaultPrefilter( elem, props, opts ) {
7330
    var prop, value, toggle, hooks, oldfire, propTween, restoreDisplay, display,
7331
        isBox = "width" in props || "height" in props,
7332
        anim = this,
7333
        orig = {},
7334
        style = elem.style,
7335
        hidden = elem.nodeType && isHiddenWithinTree( elem ),
7336
        dataShow = dataPriv.get( elem, "fxshow" );
7337
7338
    // Queue-skipping animations hijack the fx hooks
7339
    if ( !opts.queue ) {
7340
        hooks = jQuery._queueHooks( elem, "fx" );
7341
        if ( hooks.unqueued == null ) {
7342
            hooks.unqueued = 0;
7343
            oldfire = hooks.empty.fire;
7344
            hooks.empty.fire = function() {
7345
                if ( !hooks.unqueued ) {
7346
                    oldfire();
7347
                }
7348
            };
7349
        }
7350
        hooks.unqueued++;
7351
7352
        anim.always( function() {
7353
7354
            // Ensure the complete handler is called before this completes
7355
            anim.always( function() {
7356
                hooks.unqueued--;
7357
                if ( !jQuery.queue( elem, "fx" ).length ) {
7358
                    hooks.empty.fire();
7359
                }
7360
            } );
7361
        } );
7362
    }
7363
7364
    // Detect show/hide animations
7365
    for ( prop in props ) {
7366
        value = props[ prop ];
7367
        if ( rfxtypes.test( value ) ) {
7368
            delete props[ prop ];
7369
            toggle = toggle || value === "toggle";
7370
            if ( value === ( hidden ? "hide" : "show" ) ) {
7371
7372
                // Pretend to be hidden if this is a "show" and
7373
                // there is still data from a stopped show/hide
7374
                if ( value === "show" && dataShow && dataShow[ prop ] !== undefined ) {
7375
                    hidden = true;
7376
7377
                // Ignore all other no-op show/hide data
7378
                } else {
7379
                    continue;
7380
                }
7381
            }
7382
            orig[ prop ] = dataShow && dataShow[ prop ] || jQuery.style( elem, prop );
7383
        }
7384
    }
7385
7386
    // Bail out if this is a no-op like .hide().hide()
7387
    propTween = !jQuery.isEmptyObject( props );
7388
    if ( !propTween && jQuery.isEmptyObject( orig ) ) {
7389
        return;
7390
    }
7391
7392
    // Restrict "overflow" and "display" styles during box animations
7393
    if ( isBox && elem.nodeType === 1 ) {
7394
7395
        // Support: IE <=9 - 11, Edge 12 - 15
7396
        // Record all 3 overflow attributes because IE does not infer the shorthand
7397
        // from identically-valued overflowX and overflowY and Edge just mirrors
7398
        // the overflowX value there.
7399
        opts.overflow = [ style.overflow, style.overflowX, style.overflowY ];
7400
7401
        // Identify a display type, preferring old show/hide data over the CSS cascade
7402
        restoreDisplay = dataShow && dataShow.display;
7403
        if ( restoreDisplay == null ) {
7404
            restoreDisplay = dataPriv.get( elem, "display" );
7405
        }
7406
        display = jQuery.css( elem, "display" );
7407
        if ( display === "none" ) {
7408
            if ( restoreDisplay ) {
7409
                display = restoreDisplay;
7410
            } else {
7411
7412
                // Get nonempty value(s) by temporarily forcing visibility
7413
                showHide( [ elem ], true );
7414
                restoreDisplay = elem.style.display || restoreDisplay;
7415
                display = jQuery.css( elem, "display" );
7416
                showHide( [ elem ] );
7417
            }
7418
        }
7419
7420
        // Animate inline elements as inline-block
7421
        if ( display === "inline" || display === "inline-block" && restoreDisplay != null ) {
7422
            if ( jQuery.css( elem, "float" ) === "none" ) {
7423
7424
                // Restore the original display value at the end of pure show/hide animations
7425
                if ( !propTween ) {
7426
                    anim.done( function() {
7427
                        style.display = restoreDisplay;
7428
                    } );
7429
                    if ( restoreDisplay == null ) {
7430
                        display = style.display;
7431
                        restoreDisplay = display === "none" ? "" : display;
7432
                    }
7433
                }
7434
                style.display = "inline-block";
7435
            }
7436
        }
7437
    }
7438
7439
    if ( opts.overflow ) {
7440
        style.overflow = "hidden";
7441
        anim.always( function() {
7442
            style.overflow = opts.overflow[ 0 ];
7443
            style.overflowX = opts.overflow[ 1 ];
7444
            style.overflowY = opts.overflow[ 2 ];
7445
        } );
7446
    }
7447
7448
    // Implement show/hide animations
7449
    propTween = false;
7450
    for ( prop in orig ) {
7451
7452
        // General show/hide setup for this element animation
7453
        if ( !propTween ) {
7454
            if ( dataShow ) {
7455
                if ( "hidden" in dataShow ) {
7456
                    hidden = dataShow.hidden;
7457
                }
7458
            } else {
7459
                dataShow = dataPriv.access( elem, "fxshow", { display: restoreDisplay } );
7460
            }
7461
7462
            // Store hidden/visible for toggle so `.stop().toggle()` "reverses"
7463
            if ( toggle ) {
7464
                dataShow.hidden = !hidden;
7465
            }
7466
7467
            // Show elements before animating them
7468
            if ( hidden ) {
7469
                showHide( [ elem ], true );
7470
            }
7471
7472
            /* eslint-disable no-loop-func */
7473
7474
            anim.done( function() {
7475
7476
                /* eslint-enable no-loop-func */
7477
7478
                // The final step of a "hide" animation is actually hiding the element
7479
                if ( !hidden ) {
7480
                    showHide( [ elem ] );
7481
                }
7482
                dataPriv.remove( elem, "fxshow" );
7483
                for ( prop in orig ) {
7484
                    jQuery.style( elem, prop, orig[ prop ] );
7485
                }
7486
            } );
7487
        }
7488
7489
        // Per-property setup
7490
        propTween = createTween( hidden ? dataShow[ prop ] : 0, prop, anim );
7491
        if ( !( prop in dataShow ) ) {
7492
            dataShow[ prop ] = propTween.start;
7493
            if ( hidden ) {
7494
                propTween.end = propTween.start;
7495
                propTween.start = 0;
7496
            }
7497
        }
7498
    }
7499
}
7500
7501
function propFilter( props, specialEasing ) {
7502
    var index, name, easing, value, hooks;
7503
7504
    // camelCase, specialEasing and expand cssHook pass
7505
    for ( index in props ) {
7506
        name = camelCase( index );
7507
        easing = specialEasing[ name ];
7508
        value = props[ index ];
7509
        if ( Array.isArray( value ) ) {
7510
            easing = value[ 1 ];
7511
            value = props[ index ] = value[ 0 ];
7512
        }
7513
7514
        if ( index !== name ) {
7515
            props[ name ] = value;
7516
            delete props[ index ];
7517
        }
7518
7519
        hooks = jQuery.cssHooks[ name ];
7520
        if ( hooks && "expand" in hooks ) {
7521
            value = hooks.expand( value );
7522
            delete props[ name ];
7523
7524
            // Not quite $.extend, this won't overwrite existing keys.
7525
            // Reusing 'index' because we have the correct "name"
7526
            for ( index in value ) {
7527
                if ( !( index in props ) ) {
7528
                    props[ index ] = value[ index ];
7529
                    specialEasing[ index ] = easing;
7530
                }
7531
            }
7532
        } else {
7533
            specialEasing[ name ] = easing;
7534
        }
7535
    }
7536
}
7537
7538
function Animation( elem, properties, options ) {
7539
    var result,
7540
        stopped,
7541
        index = 0,
7542
        length = Animation.prefilters.length,
7543
        deferred = jQuery.Deferred().always( function() {
7544
7545
            // Don't match elem in the :animated selector
7546
            delete tick.elem;
7547
        } ),
7548
        tick = function() {
7549
            if ( stopped ) {
7550
                return false;
7551
            }
7552
            var currentTime = fxNow || createFxNow(),
7553
                remaining = Math.max( 0, animation.startTime + animation.duration - currentTime ),
7554
7555
                // Support: Android 2.3 only
7556
                // Archaic crash bug won't allow us to use `1 - ( 0.5 || 0 )` (#12497)
7557
                temp = remaining / animation.duration || 0,
7558
                percent = 1 - temp,
7559
                index = 0,
7560
                length = animation.tweens.length;
7561
7562
            for ( ; index < length; index++ ) {
7563
                animation.tweens[ index ].run( percent );
7564
            }
7565
7566
            deferred.notifyWith( elem, [ animation, percent, remaining ] );
7567
7568
            // If there's more to do, yield
7569
            if ( percent < 1 && length ) {
7570
                return remaining;
7571
            }
7572
7573
            // If this was an empty animation, synthesize a final progress notification
7574
            if ( !length ) {
7575
                deferred.notifyWith( elem, [ animation, 1, 0 ] );
7576
            }
7577
7578
            // Resolve the animation and report its conclusion
7579
            deferred.resolveWith( elem, [ animation ] );
7580
            return false;
7581
        },
7582
        animation = deferred.promise( {
7583
            elem: elem,
7584
            props: jQuery.extend( {}, properties ),
7585
            opts: jQuery.extend( true, {
7586
                specialEasing: {},
7587
                easing: jQuery.easing._default
7588
            }, options ),
7589
            originalProperties: properties,
7590
            originalOptions: options,
7591
            startTime: fxNow || createFxNow(),
7592
            duration: options.duration,
7593
            tweens: [],
7594
            createTween: function( prop, end ) {
7595
                var tween = jQuery.Tween( elem, animation.opts, prop, end,
7596
                    animation.opts.specialEasing[ prop ] || animation.opts.easing );
7597
                animation.tweens.push( tween );
7598
                return tween;
7599
            },
7600
            stop: function( gotoEnd ) {
7601
                var index = 0,
7602
7603
                    // If we are going to the end, we want to run all the tweens
7604
                    // otherwise we skip this part
7605
                    length = gotoEnd ? animation.tweens.length : 0;
7606
                if ( stopped ) {
7607
                    return this;
7608
                }
7609
                stopped = true;
7610
                for ( ; index < length; index++ ) {
7611
                    animation.tweens[ index ].run( 1 );
7612
                }
7613
7614
                // Resolve when we played the last frame; otherwise, reject
7615
                if ( gotoEnd ) {
7616
                    deferred.notifyWith( elem, [ animation, 1, 0 ] );
7617
                    deferred.resolveWith( elem, [ animation, gotoEnd ] );
7618
                } else {
7619
                    deferred.rejectWith( elem, [ animation, gotoEnd ] );
7620
                }
7621
                return this;
7622
            }
7623
        } ),
7624
        props = animation.props;
7625
7626
    propFilter( props, animation.opts.specialEasing );
7627
7628
    for ( ; index < length; index++ ) {
7629
        result = Animation.prefilters[ index ].call( animation, elem, props, animation.opts );
7630
        if ( result ) {
7631
            if ( isFunction( result.stop ) ) {
7632
                jQuery._queueHooks( animation.elem, animation.opts.queue ).stop =
7633
                    result.stop.bind( result );
7634
            }
7635
            return result;
7636
        }
7637
    }
7638
7639
    jQuery.map( props, createTween, animation );
7640
7641
    if ( isFunction( animation.opts.start ) ) {
7642
        animation.opts.start.call( elem, animation );
7643
    }
7644
7645
    // Attach callbacks from options
7646
    animation
7647
        .progress( animation.opts.progress )
7648
        .done( animation.opts.done, animation.opts.complete )
7649
        .fail( animation.opts.fail )
7650
        .always( animation.opts.always );
7651
7652
    jQuery.fx.timer(
7653
        jQuery.extend( tick, {
7654
            elem: elem,
7655
            anim: animation,
7656
            queue: animation.opts.queue
7657
        } )
7658
    );
7659
7660
    return animation;
7661
}
7662
7663
jQuery.Animation = jQuery.extend( Animation, {
7664
7665
    tweeners: {
7666
        "*": [ function( prop, value ) {
7667
            var tween = this.createTween( prop, value );
7668
            adjustCSS( tween.elem, prop, rcssNum.exec( value ), tween );
7669
            return tween;
7670
        } ]
7671
    },
7672
7673
    tweener: function( props, callback ) {
7674
        if ( isFunction( props ) ) {
7675
            callback = props;
7676
            props = [ "*" ];
7677
        } else {
7678
            props = props.match( rnothtmlwhite );
7679
        }
7680
7681
        var prop,
7682
            index = 0,
7683
            length = props.length;
7684
7685
        for ( ; index < length; index++ ) {
7686
            prop = props[ index ];
7687
            Animation.tweeners[ prop ] = Animation.tweeners[ prop ] || [];
7688
            Animation.tweeners[ prop ].unshift( callback );
7689
        }
7690
    },
7691
7692
    prefilters: [ defaultPrefilter ],
7693
7694
    prefilter: function( callback, prepend ) {
7695
        if ( prepend ) {
7696
            Animation.prefilters.unshift( callback );
7697
        } else {
7698
            Animation.prefilters.push( callback );
7699
        }
7700
    }
7701
} );
7702
7703
jQuery.speed = function( speed, easing, fn ) {
7704
    var opt = speed && typeof speed === "object" ? jQuery.extend( {}, speed ) : {
7705
        complete: fn || !fn && easing ||
7706
            isFunction( speed ) && speed,
7707
        duration: speed,
7708
        easing: fn && easing || easing && !isFunction( easing ) && easing
7709
    };
7710
7711
    // Go to the end state if fx are off
7712
    if ( jQuery.fx.off ) {
7713
        opt.duration = 0;
7714
7715
    } else {
7716
        if ( typeof opt.duration !== "number" ) {
7717
            if ( opt.duration in jQuery.fx.speeds ) {
7718
                opt.duration = jQuery.fx.speeds[ opt.duration ];
7719
7720
            } else {
7721
                opt.duration = jQuery.fx.speeds._default;
7722
            }
7723
        }
7724
    }
7725
7726
    // Normalize opt.queue - true/undefined/null -> "fx"
7727
    if ( opt.queue == null || opt.queue === true ) {
7728
        opt.queue = "fx";
7729
    }
7730
7731
    // Queueing
7732
    opt.old = opt.complete;
7733
7734
    opt.complete = function() {
7735
        if ( isFunction( opt.old ) ) {
7736
            opt.old.call( this );
7737
        }
7738
7739
        if ( opt.queue ) {
7740
            jQuery.dequeue( this, opt.queue );
7741
        }
7742
    };
7743
7744
    return opt;
7745
};
7746
7747
jQuery.fn.extend( {
7748
    fadeTo: function( speed, to, easing, callback ) {
7749
7750
        // Show any hidden elements after setting opacity to 0
7751
        return this.filter( isHiddenWithinTree ).css( "opacity", 0 ).show()
7752
7753
            // Animate to the value specified
7754
            .end().animate( { opacity: to }, speed, easing, callback );
7755
    },
7756
    animate: function( prop, speed, easing, callback ) {
7757
        var empty = jQuery.isEmptyObject( prop ),
7758
            optall = jQuery.speed( speed, easing, callback ),
7759
            doAnimation = function() {
7760
7761
                // Operate on a copy of prop so per-property easing won't be lost
7762
                var anim = Animation( this, jQuery.extend( {}, prop ), optall );
7763
7764
                // Empty animations, or finishing resolves immediately
7765
                if ( empty || dataPriv.get( this, "finish" ) ) {
7766
                    anim.stop( true );
7767
                }
7768
            };
7769
7770
        doAnimation.finish = doAnimation;
7771
7772
        return empty || optall.queue === false ?
7773
            this.each( doAnimation ) :
7774
            this.queue( optall.queue, doAnimation );
7775
    },
7776
    stop: function( type, clearQueue, gotoEnd ) {
7777
        var stopQueue = function( hooks ) {
7778
            var stop = hooks.stop;
7779
            delete hooks.stop;
7780
            stop( gotoEnd );
7781
        };
7782
7783
        if ( typeof type !== "string" ) {
7784
            gotoEnd = clearQueue;
7785
            clearQueue = type;
7786
            type = undefined;
7787
        }
7788
        if ( clearQueue ) {
7789
            this.queue( type || "fx", [] );
7790
        }
7791
7792
        return this.each( function() {
7793
            var dequeue = true,
7794
                index = type != null && type + "queueHooks",
7795
                timers = jQuery.timers,
7796
                data = dataPriv.get( this );
7797
7798
            if ( index ) {
7799
                if ( data[ index ] && data[ index ].stop ) {
7800
                    stopQueue( data[ index ] );
7801
                }
7802
            } else {
7803
                for ( index in data ) {
7804
                    if ( data[ index ] && data[ index ].stop && rrun.test( index ) ) {
7805
                        stopQueue( data[ index ] );
7806
                    }
7807
                }
7808
            }
7809
7810
            for ( index = timers.length; index--; ) {
7811
                if ( timers[ index ].elem === this &&
7812
                    ( type == null || timers[ index ].queue === type ) ) {
7813
7814
                    timers[ index ].anim.stop( gotoEnd );
7815
                    dequeue = false;
7816
                    timers.splice( index, 1 );
7817
                }
7818
            }
7819
7820
            // Start the next in the queue if the last step wasn't forced.
7821
            // Timers currently will call their complete callbacks, which
7822
            // will dequeue but only if they were gotoEnd.
7823
            if ( dequeue || !gotoEnd ) {
7824
                jQuery.dequeue( this, type );
7825
            }
7826
        } );
7827
    },
7828
    finish: function( type ) {
7829
        if ( type !== false ) {
7830
            type = type || "fx";
7831
        }
7832
        return this.each( function() {
7833
            var index,
7834
                data = dataPriv.get( this ),
7835
                queue = data[ type + "queue" ],
7836
                hooks = data[ type + "queueHooks" ],
7837
                timers = jQuery.timers,
7838
                length = queue ? queue.length : 0;
7839
7840
            // Enable finishing flag on private data
7841
            data.finish = true;
7842
7843
            // Empty the queue first
7844
            jQuery.queue( this, type, [] );
7845
7846
            if ( hooks && hooks.stop ) {
7847
                hooks.stop.call( this, true );
7848
            }
7849
7850
            // Look for any active animations, and finish them
7851
            for ( index = timers.length; index--; ) {
7852
                if ( timers[ index ].elem === this && timers[ index ].queue === type ) {
7853
                    timers[ index ].anim.stop( true );
7854
                    timers.splice( index, 1 );
7855
                }
7856
            }
7857
7858
            // Look for any animations in the old queue and finish them
7859
            for ( index = 0; index < length; index++ ) {
7860
                if ( queue[ index ] && queue[ index ].finish ) {
7861
                    queue[ index ].finish.call( this );
7862
                }
7863
            }
7864
7865
            // Turn off finishing flag
7866
            delete data.finish;
7867
        } );
7868
    }
7869
} );
7870
7871
jQuery.each( [ "toggle", "show", "hide" ], function( _i, name ) {
7872
    var cssFn = jQuery.fn[ name ];
7873
    jQuery.fn[ name ] = function( speed, easing, callback ) {
7874
        return speed == null || typeof speed === "boolean" ?
7875
            cssFn.apply( this, arguments ) :
7876
            this.animate( genFx( name, true ), speed, easing, callback );
7877
    };
7878
} );
7879
7880
// Generate shortcuts for custom animations
7881
jQuery.each( {
7882
    slideDown: genFx( "show" ),
7883
    slideUp: genFx( "hide" ),
7884
    slideToggle: genFx( "toggle" ),
7885
    fadeIn: { opacity: "show" },
7886
    fadeOut: { opacity: "hide" },
7887
    fadeToggle: { opacity: "toggle" }
7888
}, function( name, props ) {
7889
    jQuery.fn[ name ] = function( speed, easing, callback ) {
7890
        return this.animate( props, speed, easing, callback );
7891
    };
7892
} );
7893
7894
jQuery.timers = [];
7895
jQuery.fx.tick = function() {
7896
    var timer,
7897
        i = 0,
7898
        timers = jQuery.timers;
7899
7900
    fxNow = Date.now();
7901
7902
    for ( ; i < timers.length; i++ ) {
7903
        timer = timers[ i ];
7904
7905
        // Run the timer and safely remove it when done (allowing for external removal)
7906
        if ( !timer() && timers[ i ] === timer ) {
7907
            timers.splice( i--, 1 );
7908
        }
7909
    }
7910
7911
    if ( !timers.length ) {
7912
        jQuery.fx.stop();
7913
    }
7914
    fxNow = undefined;
7915
};
7916
7917
jQuery.fx.timer = function( timer ) {
7918
    jQuery.timers.push( timer );
7919
    jQuery.fx.start();
7920
};
7921
7922
jQuery.fx.interval = 13;
7923
jQuery.fx.start = function() {
7924
    if ( inProgress ) {
7925
        return;
7926
    }
7927
7928
    inProgress = true;
7929
    schedule();
7930
};
7931
7932
jQuery.fx.stop = function() {
7933
    inProgress = null;
7934
};
7935
7936
jQuery.fx.speeds = {
7937
    slow: 600,
7938
    fast: 200,
7939
7940
    // Default speed
7941
    _default: 400
7942
};
7943
7944
7945
// Based off of the plugin by Clint Helfers, with permission.
7946
// https://web.archive.org/web/20100324014747/http://blindsignals.com/index.php/2009/07/jquery-delay/
7947
jQuery.fn.delay = function( time, type ) {
7948
    time = jQuery.fx ? jQuery.fx.speeds[ time ] || time : time;
7949
    type = type || "fx";
7950
7951
    return this.queue( type, function( next, hooks ) {
7952
        var timeout = window.setTimeout( next, time );
7953
        hooks.stop = function() {
7954
            window.clearTimeout( timeout );
7955
        };
7956
    } );
7957
};
7958
7959
7960
( function() {
7961
    var input = document.createElement( "input" ),
7962
        select = document.createElement( "select" ),
7963
        opt = select.appendChild( document.createElement( "option" ) );
7964
7965
    input.type = "checkbox";
7966
7967
    // Support: Android <=4.3 only
7968
    // Default value for a checkbox should be "on"
7969
    support.checkOn = input.value !== "";
7970
7971
    // Support: IE <=11 only
7972
    // Must access selectedIndex to make default options select
7973
    support.optSelected = opt.selected;
7974
7975
    // Support: IE <=11 only
7976
    // An input loses its value after becoming a radio
7977
    input = document.createElement( "input" );
7978
    input.value = "t";
7979
    input.type = "radio";
7980
    support.radioValue = input.value === "t";
7981
} )();
7982
7983
7984
var boolHook,
7985
    attrHandle = jQuery.expr.attrHandle;
7986
7987
jQuery.fn.extend( {
7988
    attr: function( name, value ) {
7989
        return access( this, jQuery.attr, name, value, arguments.length > 1 );
7990
    },
7991
7992
    removeAttr: function( name ) {
7993
        return this.each( function() {
7994
            jQuery.removeAttr( this, name );
7995
        } );
7996
    }
7997
} );
7998
7999
jQuery.extend( {
8000
    attr: function( elem, name, value ) {
8001
        var ret, hooks,
8002
            nType = elem.nodeType;
8003
8004
        // Don't get/set attributes on text, comment and attribute nodes
8005
        if ( nType === 3 || nType === 8 || nType === 2 ) {
8006
            return;
8007
        }
8008
8009
        // Fallback to prop when attributes are not supported
8010
        if ( typeof elem.getAttribute === "undefined" ) {
8011
            return jQuery.prop( elem, name, value );
8012
        }
8013
8014
        // Attribute hooks are determined by the lowercase version
8015
        // Grab necessary hook if one is defined
8016
        if ( nType !== 1 || !jQuery.isXMLDoc( elem ) ) {
8017
            hooks = jQuery.attrHooks[ name.toLowerCase() ] ||
8018
                ( jQuery.expr.match.bool.test( name ) ? boolHook : undefined );
8019
        }
8020
8021
        if ( value !== undefined ) {
8022
            if ( value === null ) {
8023
                jQuery.removeAttr( elem, name );
8024
                return;
8025
            }
8026
8027
            if ( hooks && "set" in hooks &&
8028
                ( ret = hooks.set( elem, value, name ) ) !== undefined ) {
8029
                return ret;
8030
            }
8031
8032
            elem.setAttribute( name, value + "" );
8033
            return value;
8034
        }
8035
8036
        if ( hooks && "get" in hooks && ( ret = hooks.get( elem, name ) ) !== null ) {
8037
            return ret;
8038
        }
8039
8040
        ret = jQuery.find.attr( elem, name );
8041
8042
        // Non-existent attributes return null, we normalize to undefined
8043
        return ret == null ? undefined : ret;
8044
    },
8045
8046
    attrHooks: {
8047
        type: {
8048
            set: function( elem, value ) {
8049
                if ( !support.radioValue && value === "radio" &&
8050
                    nodeName( elem, "input" ) ) {
8051
                    var val = elem.value;
8052
                    elem.setAttribute( "type", value );
8053
                    if ( val ) {
8054
                        elem.value = val;
8055
                    }
8056
                    return value;
8057
                }
8058
            }
8059
        }
8060
    },
8061
8062
    removeAttr: function( elem, value ) {
8063
        var name,
8064
            i = 0,
8065
8066
            // Attribute names can contain non-HTML whitespace characters
8067
            // https://html.spec.whatwg.org/multipage/syntax.html#attributes-2
8068
            attrNames = value && value.match( rnothtmlwhite );
8069
8070
        if ( attrNames && elem.nodeType === 1 ) {
8071
            while ( ( name = attrNames[ i++ ] ) ) {
8072
                elem.removeAttribute( name );
8073
            }
8074
        }
8075
    }
8076
} );
8077
8078
// Hooks for boolean attributes
8079
boolHook = {
8080
    set: function( elem, value, name ) {
8081
        if ( value === false ) {
8082
8083
            // Remove boolean attributes when set to false
8084
            jQuery.removeAttr( elem, name );
8085
        } else {
8086
            elem.setAttribute( name, name );
8087
        }
8088
        return name;
8089
    }
8090
};
8091
8092
jQuery.each( jQuery.expr.match.bool.source.match( /\w+/g ), function( _i, name ) {
8093
    var getter = attrHandle[ name ] || jQuery.find.attr;
8094
8095
    attrHandle[ name ] = function( elem, name, isXML ) {
8096
        var ret, handle,
8097
            lowercaseName = name.toLowerCase();
8098
8099
        if ( !isXML ) {
8100
8101
            // Avoid an infinite loop by temporarily removing this function from the getter
8102
            handle = attrHandle[ lowercaseName ];
8103
            attrHandle[ lowercaseName ] = ret;
8104
            ret = getter( elem, name, isXML ) != null ?
8105
                lowercaseName :
8106
                null;
8107
            attrHandle[ lowercaseName ] = handle;
8108
        }
8109
        return ret;
8110
    };
8111
} );
8112
8113
8114
8115
8116
var rfocusable = /^(?:input|select|textarea|button)$/i,
8117
    rclickable = /^(?:a|area)$/i;
8118
8119
jQuery.fn.extend( {
8120
    prop: function( name, value ) {
8121
        return access( this, jQuery.prop, name, value, arguments.length > 1 );
8122
    },
8123
8124
    removeProp: function( name ) {
8125
        return this.each( function() {
8126
            delete this[ jQuery.propFix[ name ] || name ];
8127
        } );
8128
    }
8129
} );
8130
8131
jQuery.extend( {
8132
    prop: function( elem, name, value ) {
8133
        var ret, hooks,
8134
            nType = elem.nodeType;
8135
8136
        // Don't get/set properties on text, comment and attribute nodes
8137
        if ( nType === 3 || nType === 8 || nType === 2 ) {
8138
            return;
8139
        }
8140
8141
        if ( nType !== 1 || !jQuery.isXMLDoc( elem ) ) {
8142
8143
            // Fix name and attach hooks
8144
            name = jQuery.propFix[ name ] || name;
8145
            hooks = jQuery.propHooks[ name ];
8146
        }
8147
8148
        if ( value !== undefined ) {
8149
            if ( hooks && "set" in hooks &&
8150
                ( ret = hooks.set( elem, value, name ) ) !== undefined ) {
8151
                return ret;
8152
            }
8153
8154
            return ( elem[ name ] = value );
8155
        }
8156
8157
        if ( hooks && "get" in hooks && ( ret = hooks.get( elem, name ) ) !== null ) {
8158
            return ret;
8159
        }
8160
8161
        return elem[ name ];
8162
    },
8163
8164
    propHooks: {
8165
        tabIndex: {
8166
            get: function( elem ) {
8167
8168
                // Support: IE <=9 - 11 only
8169
                // elem.tabIndex doesn't always return the
8170
                // correct value when it hasn't been explicitly set
8171
                // https://web.archive.org/web/20141116233347/http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/
8172
                // Use proper attribute retrieval(#12072)
8173
                var tabindex = jQuery.find.attr( elem, "tabindex" );
8174
8175
                if ( tabindex ) {
8176
                    return parseInt( tabindex, 10 );
8177
                }
8178
8179
                if (
8180
                    rfocusable.test( elem.nodeName ) ||
8181
                    rclickable.test( elem.nodeName ) &&
8182
                    elem.href
8183
                ) {
8184
                    return 0;
8185
                }
8186
8187
                return -1;
8188
            }
8189
        }
8190
    },
8191
8192
    propFix: {
8193
        "for": "htmlFor",
8194
        "class": "className"
8195
    }
8196
} );
8197
8198
// Support: IE <=11 only
8199
// Accessing the selectedIndex property
8200
// forces the browser to respect setting selected
8201
// on the option
8202
// The getter ensures a default option is selected
8203
// when in an optgroup
8204
// eslint rule "no-unused-expressions" is disabled for this code
8205
// since it considers such accessions noop
8206
if ( !support.optSelected ) {
8207
    jQuery.propHooks.selected = {
8208
        get: function( elem ) {
8209
8210
            /* eslint no-unused-expressions: "off" */
8211
8212
            var parent = elem.parentNode;
8213
            if ( parent && parent.parentNode ) {
8214
                parent.parentNode.selectedIndex;
8215
            }
8216
            return null;
8217
        },
8218
        set: function( elem ) {
8219
8220
            /* eslint no-unused-expressions: "off" */
8221
8222
            var parent = elem.parentNode;
8223
            if ( parent ) {
8224
                parent.selectedIndex;
8225
8226
                if ( parent.parentNode ) {
8227
                    parent.parentNode.selectedIndex;
8228
                }
8229
            }
8230
        }
8231
    };
8232
}
8233
8234
jQuery.each( [
8235
    "tabIndex",
8236
    "readOnly",
8237
    "maxLength",
8238
    "cellSpacing",
8239
    "cellPadding",
8240
    "rowSpan",
8241
    "colSpan",
8242
    "useMap",
8243
    "frameBorder",
8244
    "contentEditable"
8245
], function() {
8246
    jQuery.propFix[ this.toLowerCase() ] = this;
8247
} );
8248
8249
8250
8251
8252
    // Strip and collapse whitespace according to HTML spec
8253
    // https://infra.spec.whatwg.org/#strip-and-collapse-ascii-whitespace
8254
    function stripAndCollapse( value ) {
8255
        var tokens = value.match( rnothtmlwhite ) || [];
8256
        return tokens.join( " " );
8257
    }
8258
8259
8260
function getClass( elem ) {
8261
    return elem.getAttribute && elem.getAttribute( "class" ) || "";
8262
}
8263
8264
function classesToArray( value ) {
8265
    if ( Array.isArray( value ) ) {
8266
        return value;
8267
    }
8268
    if ( typeof value === "string" ) {
8269
        return value.match( rnothtmlwhite ) || [];
8270
    }
8271
    return [];
8272
}
8273
8274
jQuery.fn.extend( {
8275
    addClass: function( value ) {
8276
        var classes, elem, cur, curValue, clazz, j, finalValue,
8277
            i = 0;
8278
8279
        if ( isFunction( value ) ) {
8280
            return this.each( function( j ) {
8281
                jQuery( this ).addClass( value.call( this, j, getClass( this ) ) );
8282
            } );
8283
        }
8284
8285
        classes = classesToArray( value );
8286
8287
        if ( classes.length ) {
8288
            while ( ( elem = this[ i++ ] ) ) {
8289
                curValue = getClass( elem );
8290
                cur = elem.nodeType === 1 && ( " " + stripAndCollapse( curValue ) + " " );
8291
8292
                if ( cur ) {
8293
                    j = 0;
8294
                    while ( ( clazz = classes[ j++ ] ) ) {
8295
                        if ( cur.indexOf( " " + clazz + " " ) < 0 ) {
8296
                            cur += clazz + " ";
8297
                        }
8298
                    }
8299
8300
                    // Only assign if different to avoid unneeded rendering.
8301
                    finalValue = stripAndCollapse( cur );
8302
                    if ( curValue !== finalValue ) {
8303
                        elem.setAttribute( "class", finalValue );
8304
                    }
8305
                }
8306
            }
8307
        }
8308
8309
        return this;
8310
    },
8311
8312
    removeClass: function( value ) {
8313
        var classes, elem, cur, curValue, clazz, j, finalValue,
8314
            i = 0;
8315
8316
        if ( isFunction( value ) ) {
8317
            return this.each( function( j ) {
8318
                jQuery( this ).removeClass( value.call( this, j, getClass( this ) ) );
8319
            } );
8320
        }
8321
8322
        if ( !arguments.length ) {
8323
            return this.attr( "class", "" );
8324
        }
8325
8326
        classes = classesToArray( value );
8327
8328
        if ( classes.length ) {
8329
            while ( ( elem = this[ i++ ] ) ) {
8330
                curValue = getClass( elem );
8331
8332
                // This expression is here for better compressibility (see addClass)
8333
                cur = elem.nodeType === 1 && ( " " + stripAndCollapse( curValue ) + " " );
8334
8335
                if ( cur ) {
8336
                    j = 0;
8337
                    while ( ( clazz = classes[ j++ ] ) ) {
8338
8339
                        // Remove *all* instances
8340
                        while ( cur.indexOf( " " + clazz + " " ) > -1 ) {
8341
                            cur = cur.replace( " " + clazz + " ", " " );
8342
                        }
8343
                    }
8344
8345
                    // Only assign if different to avoid unneeded rendering.
8346
                    finalValue = stripAndCollapse( cur );
8347
                    if ( curValue !== finalValue ) {
8348
                        elem.setAttribute( "class", finalValue );
8349
                    }
8350
                }
8351
            }
8352
        }
8353
8354
        return this;
8355
    },
8356
8357
    toggleClass: function( value, stateVal ) {
8358
        var type = typeof value,
8359
            isValidValue = type === "string" || Array.isArray( value );
8360
8361
        if ( typeof stateVal === "boolean" && isValidValue ) {
8362
            return stateVal ? this.addClass( value ) : this.removeClass( value );
8363
        }
8364
8365
        if ( isFunction( value ) ) {
8366
            return this.each( function( i ) {
8367
                jQuery( this ).toggleClass(
8368
                    value.call( this, i, getClass( this ), stateVal ),
8369
                    stateVal
8370
                );
8371
            } );
8372
        }
8373
8374
        return this.each( function() {
8375
            var className, i, self, classNames;
8376
8377
            if ( isValidValue ) {
8378
8379
                // Toggle individual class names
8380
                i = 0;
8381
                self = jQuery( this );
8382
                classNames = classesToArray( value );
8383
8384
                while ( ( className = classNames[ i++ ] ) ) {
8385
8386
                    // Check each className given, space separated list
8387
                    if ( self.hasClass( className ) ) {
8388
                        self.removeClass( className );
8389
                    } else {
8390
                        self.addClass( className );
8391
                    }
8392
                }
8393
8394
            // Toggle whole class name
8395
            } else if ( value === undefined || type === "boolean" ) {
8396
                className = getClass( this );
8397
                if ( className ) {
8398
8399
                    // Store className if set
8400
                    dataPriv.set( this, "__className__", className );
8401
                }
8402
8403
                // If the element has a class name or if we're passed `false`,
8404
                // then remove the whole classname (if there was one, the above saved it).
8405
                // Otherwise bring back whatever was previously saved (if anything),
8406
                // falling back to the empty string if nothing was stored.
8407
                if ( this.setAttribute ) {
8408
                    this.setAttribute( "class",
8409
                        className || value === false ?
8410
                            "" :
8411
                            dataPriv.get( this, "__className__" ) || ""
8412
                    );
8413
                }
8414
            }
8415
        } );
8416
    },
8417
8418
    hasClass: function( selector ) {
8419
        var className, elem,
8420
            i = 0;
8421
8422
        className = " " + selector + " ";
8423
        while ( ( elem = this[ i++ ] ) ) {
8424
            if ( elem.nodeType === 1 &&
8425
                ( " " + stripAndCollapse( getClass( elem ) ) + " " ).indexOf( className ) > -1 ) {
8426
                return true;
8427
            }
8428
        }
8429
8430
        return false;
8431
    }
8432
} );
8433
8434
8435
8436
8437
var rreturn = /\r/g;
8438
8439
jQuery.fn.extend( {
8440
    val: function( value ) {
8441
        var hooks, ret, valueIsFunction,
8442
            elem = this[ 0 ];
8443
8444
        if ( !arguments.length ) {
8445
            if ( elem ) {
8446
                hooks = jQuery.valHooks[ elem.type ] ||
8447
                    jQuery.valHooks[ elem.nodeName.toLowerCase() ];
8448
8449
                if ( hooks &&
8450
                    "get" in hooks &&
8451
                    ( ret = hooks.get( elem, "value" ) ) !== undefined
8452
                ) {
8453
                    return ret;
8454
                }
8455
8456
                ret = elem.value;
8457
8458
                // Handle most common string cases
8459
                if ( typeof ret === "string" ) {
8460
                    return ret.replace( rreturn, "" );
8461
                }
8462
8463
                // Handle cases where value is null/undef or number
8464
                return ret == null ? "" : ret;
8465
            }
8466
8467
            return;
8468
        }
8469
8470
        valueIsFunction = isFunction( value );
8471
8472
        return this.each( function( i ) {
8473
            var val;
8474
8475
            if ( this.nodeType !== 1 ) {
8476
                return;
8477
            }
8478
8479
            if ( valueIsFunction ) {
8480
                val = value.call( this, i, jQuery( this ).val() );
8481
            } else {
8482
                val = value;
8483
            }
8484
8485
            // Treat null/undefined as ""; convert numbers to string
8486
            if ( val == null ) {
8487
                val = "";
8488
8489
            } else if ( typeof val === "number" ) {
8490
                val += "";
8491
8492
            } else if ( Array.isArray( val ) ) {
8493
                val = jQuery.map( val, function( value ) {
8494
                    return value == null ? "" : value + "";
8495
                } );
8496
            }
8497
8498
            hooks = jQuery.valHooks[ this.type ] || jQuery.valHooks[ this.nodeName.toLowerCase() ];
8499
8500
            // If set returns undefined, fall back to normal setting
8501
            if ( !hooks || !( "set" in hooks ) || hooks.set( this, val, "value" ) === undefined ) {
8502
                this.value = val;
8503
            }
8504
        } );
8505
    }
8506
} );
8507
8508
jQuery.extend( {
8509
    valHooks: {
8510
        option: {
8511
            get: function( elem ) {
8512
8513
                var val = jQuery.find.attr( elem, "value" );
8514
                return val != null ?
8515
                    val :
8516
8517
                    // Support: IE <=10 - 11 only
8518
                    // option.text throws exceptions (#14686, #14858)
8519
                    // Strip and collapse whitespace
8520
                    // https://html.spec.whatwg.org/#strip-and-collapse-whitespace
8521
                    stripAndCollapse( jQuery.text( elem ) );
8522
            }
8523
        },
8524
        select: {
8525
            get: function( elem ) {
8526
                var value, option, i,
8527
                    options = elem.options,
8528
                    index = elem.selectedIndex,
8529
                    one = elem.type === "select-one",
8530
                    values = one ? null : [],
8531
                    max = one ? index + 1 : options.length;
8532
8533
                if ( index < 0 ) {
8534
                    i = max;
8535
8536
                } else {
8537
                    i = one ? index : 0;
8538
                }
8539
8540
                // Loop through all the selected options
8541
                for ( ; i < max; i++ ) {
8542
                    option = options[ i ];
8543
8544
                    // Support: IE <=9 only
8545
                    // IE8-9 doesn't update selected after form reset (#2551)
8546
                    if ( ( option.selected || i === index ) &&
8547
8548
                            // Don't return options that are disabled or in a disabled optgroup
8549
                            !option.disabled &&
8550
                            ( !option.parentNode.disabled ||
8551
                                !nodeName( option.parentNode, "optgroup" ) ) ) {
8552
8553
                        // Get the specific value for the option
8554
                        value = jQuery( option ).val();
8555
8556
                        // We don't need an array for one selects
8557
                        if ( one ) {
8558
                            return value;
8559
                        }
8560
8561
                        // Multi-Selects return an array
8562
                        values.push( value );
8563
                    }
8564
                }
8565
8566
                return values;
8567
            },
8568
8569
            set: function( elem, value ) {
8570
                var optionSet, option,
8571
                    options = elem.options,
8572
                    values = jQuery.makeArray( value ),
8573
                    i = options.length;
8574
8575
                while ( i-- ) {
8576
                    option = options[ i ];
8577
8578
                    /* eslint-disable no-cond-assign */
8579
8580
                    if ( option.selected =
8581
                        jQuery.inArray( jQuery.valHooks.option.get( option ), values ) > -1
8582
                    ) {
8583
                        optionSet = true;
8584
                    }
8585
8586
                    /* eslint-enable no-cond-assign */
8587
                }
8588
8589
                // Force browsers to behave consistently when non-matching value is set
8590
                if ( !optionSet ) {
8591
                    elem.selectedIndex = -1;
8592
                }
8593
                return values;
8594
            }
8595
        }
8596
    }
8597
} );
8598
8599
// Radios and checkboxes getter/setter
8600
jQuery.each( [ "radio", "checkbox" ], function() {
8601
    jQuery.valHooks[ this ] = {
8602
        set: function( elem, value ) {
8603
            if ( Array.isArray( value ) ) {
8604
                return ( elem.checked = jQuery.inArray( jQuery( elem ).val(), value ) > -1 );
8605
            }
8606
        }
8607
    };
8608
    if ( !support.checkOn ) {
8609
        jQuery.valHooks[ this ].get = function( elem ) {
8610
            return elem.getAttribute( "value" ) === null ? "on" : elem.value;
8611
        };
8612
    }
8613
} );
8614
8615
8616
8617
8618
// Return jQuery for attributes-only inclusion
8619
8620
8621
support.focusin = "onfocusin" in window;
8622
8623
8624
var rfocusMorph = /^(?:focusinfocus|focusoutblur)$/,
8625
    stopPropagationCallback = function( e ) {
8626
        e.stopPropagation();
8627
    };
8628
8629
jQuery.extend( jQuery.event, {
8630
8631
    trigger: function( event, data, elem, onlyHandlers ) {
8632
8633
        var i, cur, tmp, bubbleType, ontype, handle, special, lastElement,
8634
            eventPath = [ elem || document ],
8635
            type = hasOwn.call( event, "type" ) ? event.type : event,
8636
            namespaces = hasOwn.call( event, "namespace" ) ? event.namespace.split( "." ) : [];
8637
8638
        cur = lastElement = tmp = elem = elem || document;
8639
8640
        // Don't do events on text and comment nodes
8641
        if ( elem.nodeType === 3 || elem.nodeType === 8 ) {
8642
            return;
8643
        }
8644
8645
        // focus/blur morphs to focusin/out; ensure we're not firing them right now
8646
        if ( rfocusMorph.test( type + jQuery.event.triggered ) ) {
8647
            return;
8648
        }
8649
8650
        if ( type.indexOf( "." ) > -1 ) {
8651
8652
            // Namespaced trigger; create a regexp to match event type in handle()
8653
            namespaces = type.split( "." );
8654
            type = namespaces.shift();
8655
            namespaces.sort();
8656
        }
8657
        ontype = type.indexOf( ":" ) < 0 && "on" + type;
8658
8659
        // Caller can pass in a jQuery.Event object, Object, or just an event type string
8660
        event = event[ jQuery.expando ] ?
8661
            event :
8662
            new jQuery.Event( type, typeof event === "object" && event );
8663
8664
        // Trigger bitmask: & 1 for native handlers; & 2 for jQuery (always true)
8665
        event.isTrigger = onlyHandlers ? 2 : 3;
8666
        event.namespace = namespaces.join( "." );
8667
        event.rnamespace = event.namespace ?
8668
            new RegExp( "(^|\\.)" + namespaces.join( "\\.(?:.*\\.|)" ) + "(\\.|$)" ) :
8669
            null;
8670
8671
        // Clean up the event in case it is being reused
8672
        event.result = undefined;
8673
        if ( !event.target ) {
8674
            event.target = elem;
8675
        }
8676
8677
        // Clone any incoming data and prepend the event, creating the handler arg list
8678
        data = data == null ?
8679
            [ event ] :
8680
            jQuery.makeArray( data, [ event ] );
8681
8682
        // Allow special events to draw outside the lines
8683
        special = jQuery.event.special[ type ] || {};
8684
        if ( !onlyHandlers && special.trigger && special.trigger.apply( elem, data ) === false ) {
8685
            return;
8686
        }
8687
8688
        // Determine event propagation path in advance, per W3C events spec (#9951)
8689
        // Bubble up to document, then to window; watch for a global ownerDocument var (#9724)
8690
        if ( !onlyHandlers && !special.noBubble && !isWindow( elem ) ) {
8691
8692
            bubbleType = special.delegateType || type;
8693
            if ( !rfocusMorph.test( bubbleType + type ) ) {
8694
                cur = cur.parentNode;
8695
            }
8696
            for ( ; cur; cur = cur.parentNode ) {
8697
                eventPath.push( cur );
8698
                tmp = cur;
8699
            }
8700
8701
            // Only add window if we got to document (e.g., not plain obj or detached DOM)
8702
            if ( tmp === ( elem.ownerDocument || document ) ) {
8703
                eventPath.push( tmp.defaultView || tmp.parentWindow || window );
8704
            }
8705
        }
8706
8707
        // Fire handlers on the event path
8708
        i = 0;
8709
        while ( ( cur = eventPath[ i++ ] ) && !event.isPropagationStopped() ) {
8710
            lastElement = cur;
8711
            event.type = i > 1 ?
8712
                bubbleType :
8713
                special.bindType || type;
8714
8715
            // jQuery handler
8716
            handle = ( dataPriv.get( cur, "events" ) || Object.create( null ) )[ event.type ] &&
8717
                dataPriv.get( cur, "handle" );
8718
            if ( handle ) {
8719
                handle.apply( cur, data );
8720
            }
8721
8722
            // Native handler
8723
            handle = ontype && cur[ ontype ];
8724
            if ( handle && handle.apply && acceptData( cur ) ) {
8725
                event.result = handle.apply( cur, data );
8726
                if ( event.result === false ) {
8727
                    event.preventDefault();
8728
                }
8729
            }
8730
        }
8731
        event.type = type;
8732
8733
        // If nobody prevented the default action, do it now
8734
        if ( !onlyHandlers && !event.isDefaultPrevented() ) {
8735
8736
            if ( ( !special._default ||
8737
                special._default.apply( eventPath.pop(), data ) === false ) &&
8738
                acceptData( elem ) ) {
8739
8740
                // Call a native DOM method on the target with the same name as the event.
8741
                // Don't do default actions on window, that's where global variables be (#6170)
8742
                if ( ontype && isFunction( elem[ type ] ) && !isWindow( elem ) ) {
8743
8744
                    // Don't re-trigger an onFOO event when we call its FOO() method
8745
                    tmp = elem[ ontype ];
8746
8747
                    if ( tmp ) {
8748
                        elem[ ontype ] = null;
8749
                    }
8750
8751
                    // Prevent re-triggering of the same event, since we already bubbled it above
8752
                    jQuery.event.triggered = type;
8753
8754
                    if ( event.isPropagationStopped() ) {
8755
                        lastElement.addEventListener( type, stopPropagationCallback );
8756
                    }
8757
8758
                    elem[ type ]();
8759
8760
                    if ( event.isPropagationStopped() ) {
8761
                        lastElement.removeEventListener( type, stopPropagationCallback );
8762
                    }
8763
8764
                    jQuery.event.triggered = undefined;
8765
8766
                    if ( tmp ) {
8767
                        elem[ ontype ] = tmp;
8768
                    }
8769
                }
8770
            }
8771
        }
8772
8773
        return event.result;
8774
    },
8775
8776
    // Piggyback on a donor event to simulate a different one
8777
    // Used only for `focus(in | out)` events
8778
    simulate: function( type, elem, event ) {
8779
        var e = jQuery.extend(
8780
            new jQuery.Event(),
8781
            event,
8782
            {
8783
                type: type,
8784
                isSimulated: true
8785
            }
8786
        );
8787
8788
        jQuery.event.trigger( e, null, elem );
8789
    }
8790
8791
} );
8792
8793
jQuery.fn.extend( {
8794
8795
    trigger: function( type, data ) {
8796
        return this.each( function() {
8797
            jQuery.event.trigger( type, data, this );
8798
        } );
8799
    },
8800
    triggerHandler: function( type, data ) {
8801
        var elem = this[ 0 ];
8802
        if ( elem ) {
8803
            return jQuery.event.trigger( type, data, elem, true );
8804
        }
8805
    }
8806
} );
8807
8808
8809
// Support: Firefox <=44
8810
// Firefox doesn't have focus(in | out) events
8811
// Related ticket - https://bugzilla.mozilla.org/show_bug.cgi?id=687787
8812
//
8813
// Support: Chrome <=48 - 49, Safari <=9.0 - 9.1
8814
// focus(in | out) events fire after focus & blur events,
8815
// which is spec violation - http://www.w3.org/TR/DOM-Level-3-Events/#events-focusevent-event-order
8816
// Related ticket - https://bugs.chromium.org/p/chromium/issues/detail?id=449857
8817
if ( !support.focusin ) {
8818
    jQuery.each( { focus: "focusin", blur: "focusout" }, function( orig, fix ) {
8819
8820
        // Attach a single capturing handler on the document while someone wants focusin/focusout
8821
        var handler = function( event ) {
8822
            jQuery.event.simulate( fix, event.target, jQuery.event.fix( event ) );
8823
        };
8824
8825
        jQuery.event.special[ fix ] = {
8826
            setup: function() {
8827
8828
                // Handle: regular nodes (via `this.ownerDocument`), window
8829
                // (via `this.document`) & document (via `this`).
8830
                var doc = this.ownerDocument || this.document || this,
8831
                    attaches = dataPriv.access( doc, fix );
8832
8833
                if ( !attaches ) {
8834
                    doc.addEventListener( orig, handler, true );
8835
                }
8836
                dataPriv.access( doc, fix, ( attaches || 0 ) + 1 );
8837
            },
8838
            teardown: function() {
8839
                var doc = this.ownerDocument || this.document || this,
8840
                    attaches = dataPriv.access( doc, fix ) - 1;
8841
8842
                if ( !attaches ) {
8843
                    doc.removeEventListener( orig, handler, true );
8844
                    dataPriv.remove( doc, fix );
8845
8846
                } else {
8847
                    dataPriv.access( doc, fix, attaches );
8848
                }
8849
            }
8850
        };
8851
    } );
8852
}
8853
var location = window.location;
8854
8855
var nonce = { guid: Date.now() };
8856
8857
var rquery = ( /\?/ );
8858
8859
8860
8861
// Cross-browser xml parsing
8862
jQuery.parseXML = function( data ) {
8863
    var xml, parserErrorElem;
8864
    if ( !data || typeof data !== "string" ) {
8865
        return null;
8866
    }
8867
8868
    // Support: IE 9 - 11 only
8869
    // IE throws on parseFromString with invalid input.
8870
    try {
8871
        xml = ( new window.DOMParser() ).parseFromString( data, "text/xml" );
8872
    } catch ( e ) {}
8873
8874
    parserErrorElem = xml && xml.getElementsByTagName( "parsererror" )[ 0 ];
8875
    if ( !xml || parserErrorElem ) {
8876
        jQuery.error( "Invalid XML: " + (
8877
            parserErrorElem ?
8878
                jQuery.map( parserErrorElem.childNodes, function( el ) {
8879
                    return el.textContent;
8880
                } ).join( "\n" ) :
8881
                data
8882
        ) );
8883
    }
8884
    return xml;
8885
};
8886
8887
8888
var
8889
    rbracket = /\[\]$/,
8890
    rCRLF = /\r?\n/g,
8891
    rsubmitterTypes = /^(?:submit|button|image|reset|file)$/i,
8892
    rsubmittable = /^(?:input|select|textarea|keygen)/i;
8893
8894
function buildParams( prefix, obj, traditional, add ) {
8895
    var name;
8896
8897
    if ( Array.isArray( obj ) ) {
8898
8899
        // Serialize array item.
8900
        jQuery.each( obj, function( i, v ) {
8901
            if ( traditional || rbracket.test( prefix ) ) {
8902
8903
                // Treat each array item as a scalar.
8904
                add( prefix, v );
8905
8906
            } else {
8907
8908
                // Item is non-scalar (array or object), encode its numeric index.
8909
                buildParams(
8910
                    prefix + "[" + ( typeof v === "object" && v != null ? i : "" ) + "]",
8911
                    v,
8912
                    traditional,
8913
                    add
8914
                );
8915
            }
8916
        } );
8917
8918
    } else if ( !traditional && toType( obj ) === "object" ) {
8919
8920
        // Serialize object item.
8921
        for ( name in obj ) {
8922
            buildParams( prefix + "[" + name + "]", obj[ name ], traditional, add );
8923
        }
8924
8925
    } else {
8926
8927
        // Serialize scalar item.
8928
        add( prefix, obj );
8929
    }
8930
}
8931
8932
// Serialize an array of form elements or a set of
8933
// key/values into a query string
8934
jQuery.param = function( a, traditional ) {
8935
    var prefix,
8936
        s = [],
8937
        add = function( key, valueOrFunction ) {
8938
8939
            // If value is a function, invoke it and use its return value
8940
            var value = isFunction( valueOrFunction ) ?
8941
                valueOrFunction() :
8942
                valueOrFunction;
8943
8944
            s[ s.length ] = encodeURIComponent( key ) + "=" +
8945
                encodeURIComponent( value == null ? "" : value );
8946
        };
8947
8948
    if ( a == null ) {
8949
        return "";
8950
    }
8951
8952
    // If an array was passed in, assume that it is an array of form elements.
8953
    if ( Array.isArray( a ) || ( a.jquery && !jQuery.isPlainObject( a ) ) ) {
8954
8955
        // Serialize the form elements
8956
        jQuery.each( a, function() {
8957
            add( this.name, this.value );
8958
        } );
8959
8960
    } else {
8961
8962
        // If traditional, encode the "old" way (the way 1.3.2 or older
8963
        // did it), otherwise encode params recursively.
8964
        for ( prefix in a ) {
8965
            buildParams( prefix, a[ prefix ], traditional, add );
8966
        }
8967
    }
8968
8969
    // Return the resulting serialization
8970
    return s.join( "&" );
8971
};
8972
8973
jQuery.fn.extend( {
8974
    serialize: function() {
8975
        return jQuery.param( this.serializeArray() );
8976
    },
8977
    serializeArray: function() {
8978
        return this.map( function() {
8979
8980
            // Can add propHook for "elements" to filter or add form elements
8981
            var elements = jQuery.prop( this, "elements" );
8982
            return elements ? jQuery.makeArray( elements ) : this;
8983
        } ).filter( function() {
8984
            var type = this.type;
8985
8986
            // Use .is( ":disabled" ) so that fieldset[disabled] works
8987
            return this.name && !jQuery( this ).is( ":disabled" ) &&
8988
                rsubmittable.test( this.nodeName ) && !rsubmitterTypes.test( type ) &&
8989
                ( this.checked || !rcheckableType.test( type ) );
8990
        } ).map( function( _i, elem ) {
8991
            var val = jQuery( this ).val();
8992
8993
            if ( val == null ) {
8994
                return null;
8995
            }
8996
8997
            if ( Array.isArray( val ) ) {
8998
                return jQuery.map( val, function( val ) {
8999
                    return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
9000
                } );
9001
            }
9002
9003
            return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
9004
        } ).get();
9005
    }
9006
} );
9007
9008
9009
var
9010
    r20 = /%20/g,
9011
    rhash = /#.*$/,
9012
    rantiCache = /([?&])_=[^&]*/,
9013
    rheaders = /^(.*?):[ \t]*([^\r\n]*)$/mg,
9014
9015
    // #7653, #8125, #8152: local protocol detection
9016
    rlocalProtocol = /^(?:about|app|app-storage|.+-extension|file|res|widget):$/,
9017
    rnoContent = /^(?:GET|HEAD)$/,
9018
    rprotocol = /^\/\//,
9019
9020
    /* Prefilters
9021
     * 1) They are useful to introduce custom dataTypes (see ajax/jsonp.js for an example)
9022
     * 2) These are called:
9023
     *    - BEFORE asking for a transport
9024
     *    - AFTER param serialization (s.data is a string if s.processData is true)
9025
     * 3) key is the dataType
9026
     * 4) the catchall symbol "*" can be used
9027
     * 5) execution will start with transport dataType and THEN continue down to "*" if needed
9028
     */
9029
    prefilters = {},
9030
9031
    /* Transports bindings
9032
     * 1) key is the dataType
9033
     * 2) the catchall symbol "*" can be used
9034
     * 3) selection will start with transport dataType and THEN go to "*" if needed
9035
     */
9036
    transports = {},
9037
9038
    // Avoid comment-prolog char sequence (#10098); must appease lint and evade compression
9039
    allTypes = "*/".concat( "*" ),
9040
9041
    // Anchor tag for parsing the document origin
9042
    originAnchor = document.createElement( "a" );
9043
9044
originAnchor.href = location.href;
9045
9046
// Base "constructor" for jQuery.ajaxPrefilter and jQuery.ajaxTransport
9047
function addToPrefiltersOrTransports( structure ) {
9048
9049
    // dataTypeExpression is optional and defaults to "*"
9050
    return function( dataTypeExpression, func ) {
9051
9052
        if ( typeof dataTypeExpression !== "string" ) {
9053
            func = dataTypeExpression;
9054
            dataTypeExpression = "*";
9055
        }
9056
9057
        var dataType,
9058
            i = 0,
9059
            dataTypes = dataTypeExpression.toLowerCase().match( rnothtmlwhite ) || [];
9060
9061
        if ( isFunction( func ) ) {
9062
9063
            // For each dataType in the dataTypeExpression
9064
            while ( ( dataType = dataTypes[ i++ ] ) ) {
9065
9066
                // Prepend if requested
9067
                if ( dataType[ 0 ] === "+" ) {
9068
                    dataType = dataType.slice( 1 ) || "*";
9069
                    ( structure[ dataType ] = structure[ dataType ] || [] ).unshift( func );
9070
9071
                // Otherwise append
9072
                } else {
9073
                    ( structure[ dataType ] = structure[ dataType ] || [] ).push( func );
9074
                }
9075
            }
9076
        }
9077
    };
9078
}
9079
9080
// Base inspection function for prefilters and transports
9081
function inspectPrefiltersOrTransports( structure, options, originalOptions, jqXHR ) {
9082
9083
    var inspected = {},
9084
        seekingTransport = ( structure === transports );
9085
9086
    function inspect( dataType ) {
9087
        var selected;
9088
        inspected[ dataType ] = true;
9089
        jQuery.each( structure[ dataType ] || [], function( _, prefilterOrFactory ) {
9090
            var dataTypeOrTransport = prefilterOrFactory( options, originalOptions, jqXHR );
9091
            if ( typeof dataTypeOrTransport === "string" &&
9092
                !seekingTransport && !inspected[ dataTypeOrTransport ] ) {
9093
9094
                options.dataTypes.unshift( dataTypeOrTransport );
9095
                inspect( dataTypeOrTransport );
9096
                return false;
9097
            } else if ( seekingTransport ) {
9098
                return !( selected = dataTypeOrTransport );
9099
            }
9100
        } );
9101
        return selected;
9102
    }
9103
9104
    return inspect( options.dataTypes[ 0 ] ) || !inspected[ "*" ] && inspect( "*" );
9105
}
9106
9107
// A special extend for ajax options
9108
// that takes "flat" options (not to be deep extended)
9109
// Fixes #9887
9110
function ajaxExtend( target, src ) {
9111
    var key, deep,
9112
        flatOptions = jQuery.ajaxSettings.flatOptions || {};
9113
9114
    for ( key in src ) {
9115
        if ( src[ key ] !== undefined ) {
9116
            ( flatOptions[ key ] ? target : ( deep || ( deep = {} ) ) )[ key ] = src[ key ];
9117
        }
9118
    }
9119
    if ( deep ) {
9120
        jQuery.extend( true, target, deep );
9121
    }
9122
9123
    return target;
9124
}
9125
9126
/* Handles responses to an ajax request:
9127
 * - finds the right dataType (mediates between content-type and expected dataType)
9128
 * - returns the corresponding response
9129
 */
9130
function ajaxHandleResponses( s, jqXHR, responses ) {
9131
9132
    var ct, type, finalDataType, firstDataType,
9133
        contents = s.contents,
9134
        dataTypes = s.dataTypes;
9135
9136
    // Remove auto dataType and get content-type in the process
9137
    while ( dataTypes[ 0 ] === "*" ) {
9138
        dataTypes.shift();
9139
        if ( ct === undefined ) {
9140
            ct = s.mimeType || jqXHR.getResponseHeader( "Content-Type" );
9141
        }
9142
    }
9143
9144
    // Check if we're dealing with a known content-type
9145
    if ( ct ) {
9146
        for ( type in contents ) {
9147
            if ( contents[ type ] && contents[ type ].test( ct ) ) {
9148
                dataTypes.unshift( type );
9149
                break;
9150
            }
9151
        }
9152
    }
9153
9154
    // Check to see if we have a response for the expected dataType
9155
    if ( dataTypes[ 0 ] in responses ) {
9156
        finalDataType = dataTypes[ 0 ];
9157
    } else {
9158
9159
        // Try convertible dataTypes
9160
        for ( type in responses ) {
9161
            if ( !dataTypes[ 0 ] || s.converters[ type + " " + dataTypes[ 0 ] ] ) {
9162
                finalDataType = type;
9163
                break;
9164
            }
9165
            if ( !firstDataType ) {
9166
                firstDataType = type;
9167
            }
9168
        }
9169
9170
        // Or just use first one
9171
        finalDataType = finalDataType || firstDataType;
9172
    }
9173
9174
    // If we found a dataType
9175
    // We add the dataType to the list if needed
9176
    // and return the corresponding response
9177
    if ( finalDataType ) {
9178
        if ( finalDataType !== dataTypes[ 0 ] ) {
9179
            dataTypes.unshift( finalDataType );
9180
        }
9181
        return responses[ finalDataType ];
9182
    }
9183
}
9184
9185
/* Chain conversions given the request and the original response
9186
 * Also sets the responseXXX fields on the jqXHR instance
9187
 */
9188
function ajaxConvert( s, response, jqXHR, isSuccess ) {
9189
    var conv2, current, conv, tmp, prev,
9190
        converters = {},
9191
9192
        // Work with a copy of dataTypes in case we need to modify it for conversion
9193
        dataTypes = s.dataTypes.slice();
9194
9195
    // Create converters map with lowercased keys
9196
    if ( dataTypes[ 1 ] ) {
9197
        for ( conv in s.converters ) {
9198
            converters[ conv.toLowerCase() ] = s.converters[ conv ];
9199
        }
9200
    }
9201
9202
    current = dataTypes.shift();
9203
9204
    // Convert to each sequential dataType
9205
    while ( current ) {
9206
9207
        if ( s.responseFields[ current ] ) {
9208
            jqXHR[ s.responseFields[ current ] ] = response;
9209
        }
9210
9211
        // Apply the dataFilter if provided
9212
        if ( !prev && isSuccess && s.dataFilter ) {
9213
            response = s.dataFilter( response, s.dataType );
9214
        }
9215
9216
        prev = current;
9217
        current = dataTypes.shift();
9218
9219
        if ( current ) {
9220
9221
            // There's only work to do if current dataType is non-auto
9222
            if ( current === "*" ) {
9223
9224
                current = prev;
9225
9226
            // Convert response if prev dataType is non-auto and differs from current
9227
            } else if ( prev !== "*" && prev !== current ) {
9228
9229
                // Seek a direct converter
9230
                conv = converters[ prev + " " + current ] || converters[ "* " + current ];
9231
9232
                // If none found, seek a pair
9233
                if ( !conv ) {
9234
                    for ( conv2 in converters ) {
9235
9236
                        // If conv2 outputs current
9237
                        tmp = conv2.split( " " );
9238
                        if ( tmp[ 1 ] === current ) {
9239
9240
                            // If prev can be converted to accepted input
9241
                            conv = converters[ prev + " " + tmp[ 0 ] ] ||
9242
                                converters[ "* " + tmp[ 0 ] ];
9243
                            if ( conv ) {
9244
9245
                                // Condense equivalence converters
9246
                                if ( conv === true ) {
9247
                                    conv = converters[ conv2 ];
9248
9249
                                // Otherwise, insert the intermediate dataType
9250
                                } else if ( converters[ conv2 ] !== true ) {
9251
                                    current = tmp[ 0 ];
9252
                                    dataTypes.unshift( tmp[ 1 ] );
9253
                                }
9254
                                break;
9255
                            }
9256
                        }
9257
                    }
9258
                }
9259
9260
                // Apply converter (if not an equivalence)
9261
                if ( conv !== true ) {
9262
9263
                    // Unless errors are allowed to bubble, catch and return them
9264
                    if ( conv && s.throws ) {
9265
                        response = conv( response );
9266
                    } else {
9267
                        try {
9268
                            response = conv( response );
9269
                        } catch ( e ) {
9270
                            return {
9271
                                state: "parsererror",
9272
                                error: conv ? e : "No conversion from " + prev + " to " + current
9273
                            };
9274
                        }
9275
                    }
9276
                }
9277
            }
9278
        }
9279
    }
9280
9281
    return { state: "success", data: response };
9282
}
9283
9284
jQuery.extend( {
9285
9286
    // Counter for holding the number of active queries
9287
    active: 0,
9288
9289
    // Last-Modified header cache for next request
9290
    lastModified: {},
9291
    etag: {},
9292
9293
    ajaxSettings: {
9294
        url: location.href,
9295
        type: "GET",
9296
        isLocal: rlocalProtocol.test( location.protocol ),
9297
        global: true,
9298
        processData: true,
9299
        async: true,
9300
        contentType: "application/x-www-form-urlencoded; charset=UTF-8",
9301
9302
        /*
9303
        timeout: 0,
9304
        data: null,
9305
        dataType: null,
9306
        username: null,
9307
        password: null,
9308
        cache: null,
9309
        throws: false,
9310
        traditional: false,
9311
        headers: {},
9312
        */
9313
9314
        accepts: {
9315
            "*": allTypes,
9316
            text: "text/plain",
9317
            html: "text/html",
9318
            xml: "application/xml, text/xml",
9319
            json: "application/json, text/javascript"
9320
        },
9321
9322
        contents: {
9323
            xml: /\bxml\b/,
9324
            html: /\bhtml/,
9325
            json: /\bjson\b/
9326
        },
9327
9328
        responseFields: {
9329
            xml: "responseXML",
9330
            text: "responseText",
9331
            json: "responseJSON"
9332
        },
9333
9334
        // Data converters
9335
        // Keys separate source (or catchall "*") and destination types with a single space
9336
        converters: {
9337
9338
            // Convert anything to text
9339
            "* text": String,
9340
9341
            // Text to html (true = no transformation)
9342
            "text html": true,
9343
9344
            // Evaluate text as a json expression
9345
            "text json": JSON.parse,
9346
9347
            // Parse text as xml
9348
            "text xml": jQuery.parseXML
9349
        },
9350
9351
        // For options that shouldn't be deep extended:
9352
        // you can add your own custom options here if
9353
        // and when you create one that shouldn't be
9354
        // deep extended (see ajaxExtend)
9355
        flatOptions: {
9356
            url: true,
9357
            context: true
9358
        }
9359
    },
9360
9361
    // Creates a full fledged settings object into target
9362
    // with both ajaxSettings and settings fields.
9363
    // If target is omitted, writes into ajaxSettings.
9364
    ajaxSetup: function( target, settings ) {
9365
        return settings ?
9366
9367
            // Building a settings object
9368
            ajaxExtend( ajaxExtend( target, jQuery.ajaxSettings ), settings ) :
9369
9370
            // Extending ajaxSettings
9371
            ajaxExtend( jQuery.ajaxSettings, target );
9372
    },
9373
9374
    ajaxPrefilter: addToPrefiltersOrTransports( prefilters ),
9375
    ajaxTransport: addToPrefiltersOrTransports( transports ),
9376
9377
    // Main method
9378
    ajax: function( url, options ) {
9379
9380
        // If url is an object, simulate pre-1.5 signature
9381
        if ( typeof url === "object" ) {
9382
            options = url;
9383
            url = undefined;
9384
        }
9385
9386
        // Force options to be an object
9387
        options = options || {};
9388
9389
        var transport,
9390
9391
            // URL without anti-cache param
9392
            cacheURL,
9393
9394
            // Response headers
9395
            responseHeadersString,
9396
            responseHeaders,
9397
9398
            // timeout handle
9399
            timeoutTimer,
9400
9401
            // Url cleanup var
9402
            urlAnchor,
9403
9404
            // Request state (becomes false upon send and true upon completion)
9405
            completed,
9406
9407
            // To know if global events are to be dispatched
9408
            fireGlobals,
9409
9410
            // Loop variable
9411
            i,
9412
9413
            // uncached part of the url
9414
            uncached,
9415
9416
            // Create the final options object
9417
            s = jQuery.ajaxSetup( {}, options ),
9418
9419
            // Callbacks context
9420
            callbackContext = s.context || s,
9421
9422
            // Context for global events is callbackContext if it is a DOM node or jQuery collection
9423
            globalEventContext = s.context &&
9424
                ( callbackContext.nodeType || callbackContext.jquery ) ?
9425
                jQuery( callbackContext ) :
9426
                jQuery.event,
9427
9428
            // Deferreds
9429
            deferred = jQuery.Deferred(),
9430
            completeDeferred = jQuery.Callbacks( "once memory" ),
9431
9432
            // Status-dependent callbacks
9433
            statusCode = s.statusCode || {},
9434
9435
            // Headers (they are sent all at once)
9436
            requestHeaders = {},
9437
            requestHeadersNames = {},
9438
9439
            // Default abort message
9440
            strAbort = "canceled",
9441
9442
            // Fake xhr
9443
            jqXHR = {
9444
                readyState: 0,
9445
9446
                // Builds headers hashtable if needed
9447
                getResponseHeader: function( key ) {
9448
                    var match;
9449
                    if ( completed ) {
9450
                        if ( !responseHeaders ) {
9451
                            responseHeaders = {};
9452
                            while ( ( match = rheaders.exec( responseHeadersString ) ) ) {
9453
                                responseHeaders[ match[ 1 ].toLowerCase() + " " ] =
9454
                                    ( responseHeaders[ match[ 1 ].toLowerCase() + " " ] || [] )
9455
                                        .concat( match[ 2 ] );
9456
                            }
9457
                        }
9458
                        match = responseHeaders[ key.toLowerCase() + " " ];
9459
                    }
9460
                    return match == null ? null : match.join( ", " );
9461
                },
9462
9463
                // Raw string
9464
                getAllResponseHeaders: function() {
9465
                    return completed ? responseHeadersString : null;
9466
                },
9467
9468
                // Caches the header
9469
                setRequestHeader: function( name, value ) {
9470
                    if ( completed == null ) {
9471
                        name = requestHeadersNames[ name.toLowerCase() ] =
9472
                            requestHeadersNames[ name.toLowerCase() ] || name;
9473
                        requestHeaders[ name ] = value;
9474
                    }
9475
                    return this;
9476
                },
9477
9478
                // Overrides response content-type header
9479
                overrideMimeType: function( type ) {
9480
                    if ( completed == null ) {
9481
                        s.mimeType = type;
9482
                    }
9483
                    return this;
9484
                },
9485
9486
                // Status-dependent callbacks
9487
                statusCode: function( map ) {
9488
                    var code;
9489
                    if ( map ) {
9490
                        if ( completed ) {
9491
9492
                            // Execute the appropriate callbacks
9493
                            jqXHR.always( map[ jqXHR.status ] );
9494
                        } else {
9495
9496
                            // Lazy-add the new callbacks in a way that preserves old ones
9497
                            for ( code in map ) {
9498
                                statusCode[ code ] = [ statusCode[ code ], map[ code ] ];
9499
                            }
9500
                        }
9501
                    }
9502
                    return this;
9503
                },
9504
9505
                // Cancel the request
9506
                abort: function( statusText ) {
9507
                    var finalText = statusText || strAbort;
9508
                    if ( transport ) {
9509
                        transport.abort( finalText );
9510
                    }
9511
                    done( 0, finalText );
9512
                    return this;
9513
                }
9514
            };
9515
9516
        // Attach deferreds
9517
        deferred.promise( jqXHR );
9518
9519
        // Add protocol if not provided (prefilters might expect it)
9520
        // Handle falsy url in the settings object (#10093: consistency with old signature)
9521
        // We also use the url parameter if available
9522
        s.url = ( ( url || s.url || location.href ) + "" )
9523
            .replace( rprotocol, location.protocol + "//" );
9524
9525
        // Alias method option to type as per ticket #12004
9526
        s.type = options.method || options.type || s.method || s.type;
9527
9528
        // Extract dataTypes list
9529
        s.dataTypes = ( s.dataType || "*" ).toLowerCase().match( rnothtmlwhite ) || [ "" ];
9530
9531
        // A cross-domain request is in order when the origin doesn't match the current origin.
9532
        if ( s.crossDomain == null ) {
9533
            urlAnchor = document.createElement( "a" );
9534
9535
            // Support: IE <=8 - 11, Edge 12 - 15
9536
            // IE throws exception on accessing the href property if url is malformed,
9537
            // e.g. http://example.com:80x/
9538
            try {
9539
                urlAnchor.href = s.url;
9540
9541
                // Support: IE <=8 - 11 only
9542
                // Anchor's host property isn't correctly set when s.url is relative
9543
                urlAnchor.href = urlAnchor.href;
9544
                s.crossDomain = originAnchor.protocol + "//" + originAnchor.host !==
9545
                    urlAnchor.protocol + "//" + urlAnchor.host;
9546
            } catch ( e ) {
9547
9548
                // If there is an error parsing the URL, assume it is crossDomain,
9549
                // it can be rejected by the transport if it is invalid
9550
                s.crossDomain = true;
9551
            }
9552
        }
9553
9554
        // Convert data if not already a string
9555
        if ( s.data && s.processData && typeof s.data !== "string" ) {
9556
            s.data = jQuery.param( s.data, s.traditional );
9557
        }
9558
9559
        // Apply prefilters
9560
        inspectPrefiltersOrTransports( prefilters, s, options, jqXHR );
9561
9562
        // If request was aborted inside a prefilter, stop there
9563
        if ( completed ) {
9564
            return jqXHR;
9565
        }
9566
9567
        // We can fire global events as of now if asked to
9568
        // Don't fire events if jQuery.event is undefined in an AMD-usage scenario (#15118)
9569
        fireGlobals = jQuery.event && s.global;
9570
9571
        // Watch for a new set of requests
9572
        if ( fireGlobals && jQuery.active++ === 0 ) {
9573
            jQuery.event.trigger( "ajaxStart" );
9574
        }
9575
9576
        // Uppercase the type
9577
        s.type = s.type.toUpperCase();
9578
9579
        // Determine if request has content
9580
        s.hasContent = !rnoContent.test( s.type );
9581
9582
        // Save the URL in case we're toying with the If-Modified-Since
9583
        // and/or If-None-Match header later on
9584
        // Remove hash to simplify url manipulation
9585
        cacheURL = s.url.replace( rhash, "" );
9586
9587
        // More options handling for requests with no content
9588
        if ( !s.hasContent ) {
9589
9590
            // Remember the hash so we can put it back
9591
            uncached = s.url.slice( cacheURL.length );
9592
9593
            // If data is available and should be processed, append data to url
9594
            if ( s.data && ( s.processData || typeof s.data === "string" ) ) {
9595
                cacheURL += ( rquery.test( cacheURL ) ? "&" : "?" ) + s.data;
9596
9597
                // #9682: remove data so that it's not used in an eventual retry
9598
                delete s.data;
9599
            }
9600
9601
            // Add or update anti-cache param if needed
9602
            if ( s.cache === false ) {
9603
                cacheURL = cacheURL.replace( rantiCache, "$1" );
9604
                uncached = ( rquery.test( cacheURL ) ? "&" : "?" ) + "_=" + ( nonce.guid++ ) +
9605
                    uncached;
9606
            }
9607
9608
            // Put hash and anti-cache on the URL that will be requested (gh-1732)
9609
            s.url = cacheURL + uncached;
9610
9611
        // Change '%20' to '+' if this is encoded form body content (gh-2658)
9612
        } else if ( s.data && s.processData &&
9613
            ( s.contentType || "" ).indexOf( "application/x-www-form-urlencoded" ) === 0 ) {
9614
            s.data = s.data.replace( r20, "+" );
9615
        }
9616
9617
        // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
9618
        if ( s.ifModified ) {
9619
            if ( jQuery.lastModified[ cacheURL ] ) {
9620
                jqXHR.setRequestHeader( "If-Modified-Since", jQuery.lastModified[ cacheURL ] );
9621
            }
9622
            if ( jQuery.etag[ cacheURL ] ) {
9623
                jqXHR.setRequestHeader( "If-None-Match", jQuery.etag[ cacheURL ] );
9624
            }
9625
        }
9626
9627
        // Set the correct header, if data is being sent
9628
        if ( s.data && s.hasContent && s.contentType !== false || options.contentType ) {
9629
            jqXHR.setRequestHeader( "Content-Type", s.contentType );
9630
        }
9631
9632
        // Set the Accepts header for the server, depending on the dataType
9633
        jqXHR.setRequestHeader(
9634
            "Accept",
9635
            s.dataTypes[ 0 ] && s.accepts[ s.dataTypes[ 0 ] ] ?
9636
                s.accepts[ s.dataTypes[ 0 ] ] +
9637
                    ( s.dataTypes[ 0 ] !== "*" ? ", " + allTypes + "; q=0.01" : "" ) :
9638
                s.accepts[ "*" ]
9639
        );
9640
9641
        // Check for headers option
9642
        for ( i in s.headers ) {
9643
            jqXHR.setRequestHeader( i, s.headers[ i ] );
9644
        }
9645
9646
        // Allow custom headers/mimetypes and early abort
9647
        if ( s.beforeSend &&
9648
            ( s.beforeSend.call( callbackContext, jqXHR, s ) === false || completed ) ) {
9649
9650
            // Abort if not done already and return
9651
            return jqXHR.abort();
9652
        }
9653
9654
        // Aborting is no longer a cancellation
9655
        strAbort = "abort";
9656
9657
        // Install callbacks on deferreds
9658
        completeDeferred.add( s.complete );
9659
        jqXHR.done( s.success );
9660
        jqXHR.fail( s.error );
9661
9662
        // Get transport
9663
        transport = inspectPrefiltersOrTransports( transports, s, options, jqXHR );
9664
9665
        // If no transport, we auto-abort
9666
        if ( !transport ) {
9667
            done( -1, "No Transport" );
9668
        } else {
9669
            jqXHR.readyState = 1;
9670
9671
            // Send global event
9672
            if ( fireGlobals ) {
9673
                globalEventContext.trigger( "ajaxSend", [ jqXHR, s ] );
9674
            }
9675
9676
            // If request was aborted inside ajaxSend, stop there
9677
            if ( completed ) {
9678
                return jqXHR;
9679
            }
9680
9681
            // Timeout
9682
            if ( s.async && s.timeout > 0 ) {
9683
                timeoutTimer = window.setTimeout( function() {
9684
                    jqXHR.abort( "timeout" );
9685
                }, s.timeout );
9686
            }
9687
9688
            try {
9689
                completed = false;
9690
                transport.send( requestHeaders, done );
9691
            } catch ( e ) {
9692
9693
                // Rethrow post-completion exceptions
9694
                if ( completed ) {
9695
                    throw e;
9696
                }
9697
9698
                // Propagate others as results
9699
                done( -1, e );
9700
            }
9701
        }
9702
9703
        // Callback for when everything is done
9704
        function done( status, nativeStatusText, responses, headers ) {
9705
            var isSuccess, success, error, response, modified,
9706
                statusText = nativeStatusText;
9707
9708
            // Ignore repeat invocations
9709
            if ( completed ) {
9710
                return;
9711
            }
9712
9713
            completed = true;
9714
9715
            // Clear timeout if it exists
9716
            if ( timeoutTimer ) {
9717
                window.clearTimeout( timeoutTimer );
9718
            }
9719
9720
            // Dereference transport for early garbage collection
9721
            // (no matter how long the jqXHR object will be used)
9722
            transport = undefined;
9723
9724
            // Cache response headers
9725
            responseHeadersString = headers || "";
9726
9727
            // Set readyState
9728
            jqXHR.readyState = status > 0 ? 4 : 0;
9729
9730
            // Determine if successful
9731
            isSuccess = status >= 200 && status < 300 || status === 304;
9732
9733
            // Get response data
9734
            if ( responses ) {
9735
                response = ajaxHandleResponses( s, jqXHR, responses );
9736
            }
9737
9738
            // Use a noop converter for missing script but not if jsonp
9739
            if ( !isSuccess &&
9740
                jQuery.inArray( "script", s.dataTypes ) > -1 &&
9741
                jQuery.inArray( "json", s.dataTypes ) < 0 ) {
9742
                s.converters[ "text script" ] = function() {};
9743
            }
9744
9745
            // Convert no matter what (that way responseXXX fields are always set)
9746
            response = ajaxConvert( s, response, jqXHR, isSuccess );
9747
9748
            // If successful, handle type chaining
9749
            if ( isSuccess ) {
9750
9751
                // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
9752
                if ( s.ifModified ) {
9753
                    modified = jqXHR.getResponseHeader( "Last-Modified" );
9754
                    if ( modified ) {
9755
                        jQuery.lastModified[ cacheURL ] = modified;
9756
                    }
9757
                    modified = jqXHR.getResponseHeader( "etag" );
9758
                    if ( modified ) {
9759
                        jQuery.etag[ cacheURL ] = modified;
9760
                    }
9761
                }
9762
9763
                // if no content
9764
                if ( status === 204 || s.type === "HEAD" ) {
9765
                    statusText = "nocontent";
9766
9767
                // if not modified
9768
                } else if ( status === 304 ) {
9769
                    statusText = "notmodified";
9770
9771
                // If we have data, let's convert it
9772
                } else {
9773
                    statusText = response.state;
9774
                    success = response.data;
9775
                    error = response.error;
9776
                    isSuccess = !error;
9777
                }
9778
            } else {
9779
9780
                // Extract error from statusText and normalize for non-aborts
9781
                error = statusText;
9782
                if ( status || !statusText ) {
9783
                    statusText = "error";
9784
                    if ( status < 0 ) {
9785
                        status = 0;
9786
                    }
9787
                }
9788
            }
9789
9790
            // Set data for the fake xhr object
9791
            jqXHR.status = status;
9792
            jqXHR.statusText = ( nativeStatusText || statusText ) + "";
9793
9794
            // Success/Error
9795
            if ( isSuccess ) {
9796
                deferred.resolveWith( callbackContext, [ success, statusText, jqXHR ] );
9797
            } else {
9798
                deferred.rejectWith( callbackContext, [ jqXHR, statusText, error ] );
9799
            }
9800
9801
            // Status-dependent callbacks
9802
            jqXHR.statusCode( statusCode );
9803
            statusCode = undefined;
9804
9805
            if ( fireGlobals ) {
9806
                globalEventContext.trigger( isSuccess ? "ajaxSuccess" : "ajaxError",
9807
                    [ jqXHR, s, isSuccess ? success : error ] );
9808
            }
9809
9810
            // Complete
9811
            completeDeferred.fireWith( callbackContext, [ jqXHR, statusText ] );
9812
9813
            if ( fireGlobals ) {
9814
                globalEventContext.trigger( "ajaxComplete", [ jqXHR, s ] );
9815
9816
                // Handle the global AJAX counter
9817
                if ( !( --jQuery.active ) ) {
9818
                    jQuery.event.trigger( "ajaxStop" );
9819
                }
9820
            }
9821
        }
9822
9823
        return jqXHR;
9824
    },
9825
9826
    getJSON: function( url, data, callback ) {
9827
        return jQuery.get( url, data, callback, "json" );
9828
    },
9829
9830
    getScript: function( url, callback ) {
9831
        return jQuery.get( url, undefined, callback, "script" );
9832
    }
9833
} );
9834
9835
jQuery.each( [ "get", "post" ], function( _i, method ) {
9836
    jQuery[ method ] = function( url, data, callback, type ) {
9837
9838
        // Shift arguments if data argument was omitted
9839
        if ( isFunction( data ) ) {
9840
            type = type || callback;
9841
            callback = data;
9842
            data = undefined;
9843
        }
9844
9845
        // The url can be an options object (which then must have .url)
9846
        return jQuery.ajax( jQuery.extend( {
9847
            url: url,
9848
            type: method,
9849
            dataType: type,
9850
            data: data,
9851
            success: callback
9852
        }, jQuery.isPlainObject( url ) && url ) );
9853
    };
9854
} );
9855
9856
jQuery.ajaxPrefilter( function( s ) {
9857
    var i;
9858
    for ( i in s.headers ) {
9859
        if ( i.toLowerCase() === "content-type" ) {
9860
            s.contentType = s.headers[ i ] || "";
9861
        }
9862
    }
9863
} );
9864
9865
9866
jQuery._evalUrl = function( url, options, doc ) {
9867
    return jQuery.ajax( {
9868
        url: url,
9869
9870
        // Make this explicit, since user can override this through ajaxSetup (#11264)
9871
        type: "GET",
9872
        dataType: "script",
9873
        cache: true,
9874
        async: false,
9875
        global: false,
9876
9877
        // Only evaluate the response if it is successful (gh-4126)
9878
        // dataFilter is not invoked for failure responses, so using it instead
9879
        // of the default converter is kludgy but it works.
9880
        converters: {
9881
            "text script": function() {}
9882
        },
9883
        dataFilter: function( response ) {
9884
            jQuery.globalEval( response, options, doc );
9885
        }
9886
    } );
9887
};
9888
9889
9890
jQuery.fn.extend( {
9891
    wrapAll: function( html ) {
9892
        var wrap;
9893
9894
        if ( this[ 0 ] ) {
9895
            if ( isFunction( html ) ) {
9896
                html = html.call( this[ 0 ] );
9897
            }
9898
9899
            // The elements to wrap the target around
9900
            wrap = jQuery( html, this[ 0 ].ownerDocument ).eq( 0 ).clone( true );
9901
9902
            if ( this[ 0 ].parentNode ) {
9903
                wrap.insertBefore( this[ 0 ] );
9904
            }
9905
9906
            wrap.map( function() {
9907
                var elem = this;
9908
9909
                while ( elem.firstElementChild ) {
9910
                    elem = elem.firstElementChild;
9911
                }
9912
9913
                return elem;
9914
            } ).append( this );
9915
        }
9916
9917
        return this;
9918
    },
9919
9920
    wrapInner: function( html ) {
9921
        if ( isFunction( html ) ) {
9922
            return this.each( function( i ) {
9923
                jQuery( this ).wrapInner( html.call( this, i ) );
9924
            } );
9925
        }
9926
9927
        return this.each( function() {
9928
            var self = jQuery( this ),
9929
                contents = self.contents();
9930
9931
            if ( contents.length ) {
9932
                contents.wrapAll( html );
9933
9934
            } else {
9935
                self.append( html );
9936
            }
9937
        } );
9938
    },
9939
9940
    wrap: function( html ) {
9941
        var htmlIsFunction = isFunction( html );
9942
9943
        return this.each( function( i ) {
9944
            jQuery( this ).wrapAll( htmlIsFunction ? html.call( this, i ) : html );
9945
        } );
9946
    },
9947
9948
    unwrap: function( selector ) {
9949
        this.parent( selector ).not( "body" ).each( function() {
9950
            jQuery( this ).replaceWith( this.childNodes );
9951
        } );
9952
        return this;
9953
    }
9954
} );
9955
9956
9957
jQuery.expr.pseudos.hidden = function( elem ) {
9958
    return !jQuery.expr.pseudos.visible( elem );
9959
};
9960
jQuery.expr.pseudos.visible = function( elem ) {
9961
    return !!( elem.offsetWidth || elem.offsetHeight || elem.getClientRects().length );
9962
};
9963
9964
9965
9966
9967
jQuery.ajaxSettings.xhr = function() {
9968
    try {
9969
        return new window.XMLHttpRequest();
9970
    } catch ( e ) {}
9971
};
9972
9973
var xhrSuccessStatus = {
9974
9975
        // File protocol always yields status code 0, assume 200
9976
        0: 200,
9977
9978
        // Support: IE <=9 only
9979
        // #1450: sometimes IE returns 1223 when it should be 204
9980
        1223: 204
9981
    },
9982
    xhrSupported = jQuery.ajaxSettings.xhr();
9983
9984
support.cors = !!xhrSupported && ( "withCredentials" in xhrSupported );
9985
support.ajax = xhrSupported = !!xhrSupported;
9986
9987
jQuery.ajaxTransport( function( options ) {
9988
    var callback, errorCallback;
9989
9990
    // Cross domain only allowed if supported through XMLHttpRequest
9991
    if ( support.cors || xhrSupported && !options.crossDomain ) {
9992
        return {
9993
            send: function( headers, complete ) {
9994
                var i,
9995
                    xhr = options.xhr();
9996
9997
                xhr.open(
9998
                    options.type,
9999
                    options.url,
10000
                    options.async,
10001
                    options.username,
10002
                    options.password
10003
                );
10004
10005
                // Apply custom fields if provided
10006
                if ( options.xhrFields ) {
10007
                    for ( i in options.xhrFields ) {
10008
                        xhr[ i ] = options.xhrFields[ i ];
10009
                    }
10010
                }
10011
10012
                // Override mime type if needed
10013
                if ( options.mimeType && xhr.overrideMimeType ) {
10014
                    xhr.overrideMimeType( options.mimeType );
10015
                }
10016
10017
                // X-Requested-With header
10018
                // For cross-domain requests, seeing as conditions for a preflight are
10019
                // akin to a jigsaw puzzle, we simply never set it to be sure.
10020
                // (it can always be set on a per-request basis or even using ajaxSetup)
10021
                // For same-domain requests, won't change header if already provided.
10022
                if ( !options.crossDomain && !headers[ "X-Requested-With" ] ) {
10023
                    headers[ "X-Requested-With" ] = "XMLHttpRequest";
10024
                }
10025
10026
                // Set headers
10027
                for ( i in headers ) {
10028
                    xhr.setRequestHeader( i, headers[ i ] );
10029
                }
10030
10031
                // Callback
10032
                callback = function( type ) {
10033
                    return function() {
10034
                        if ( callback ) {
10035
                            callback = errorCallback = xhr.onload =
10036
                                xhr.onerror = xhr.onabort = xhr.ontimeout =
10037
                                    xhr.onreadystatechange = null;
10038
10039
                            if ( type === "abort" ) {
10040
                                xhr.abort();
10041
                            } else if ( type === "error" ) {
10042
10043
                                // Support: IE <=9 only
10044
                                // On a manual native abort, IE9 throws
10045
                                // errors on any property access that is not readyState
10046
                                if ( typeof xhr.status !== "number" ) {
10047
                                    complete( 0, "error" );
10048
                                } else {
10049
                                    complete(
10050
10051
                                        // File: protocol always yields status 0; see #8605, #14207
10052
                                        xhr.status,
10053
                                        xhr.statusText
10054
                                    );
10055
                                }
10056
                            } else {
10057
                                complete(
10058
                                    xhrSuccessStatus[ xhr.status ] || xhr.status,
10059
                                    xhr.statusText,
10060
10061
                                    // Support: IE <=9 only
10062
                                    // IE9 has no XHR2 but throws on binary (trac-11426)
10063
                                    // For XHR2 non-text, let the caller handle it (gh-2498)
10064
                                    ( xhr.responseType || "text" ) !== "text"  ||
10065
                                    typeof xhr.responseText !== "string" ?
10066
                                        { binary: xhr.response } :
10067
                                        { text: xhr.responseText },
10068
                                    xhr.getAllResponseHeaders()
10069
                                );
10070
                            }
10071
                        }
10072
                    };
10073
                };
10074
10075
                // Listen to events
10076
                xhr.onload = callback();
10077
                errorCallback = xhr.onerror = xhr.ontimeout = callback( "error" );
10078
10079
                // Support: IE 9 only
10080
                // Use onreadystatechange to replace onabort
10081
                // to handle uncaught aborts
10082
                if ( xhr.onabort !== undefined ) {
10083
                    xhr.onabort = errorCallback;
10084
                } else {
10085
                    xhr.onreadystatechange = function() {
10086
10087
                        // Check readyState before timeout as it changes
10088
                        if ( xhr.readyState === 4 ) {
10089
10090
                            // Allow onerror to be called first,
10091
                            // but that will not handle a native abort
10092
                            // Also, save errorCallback to a variable
10093
                            // as xhr.onerror cannot be accessed
10094
                            window.setTimeout( function() {
10095
                                if ( callback ) {
10096
                                    errorCallback();
10097
                                }
10098
                            } );
10099
                        }
10100
                    };
10101
                }
10102
10103
                // Create the abort callback
10104
                callback = callback( "abort" );
10105
10106
                try {
10107
10108
                    // Do send the request (this may raise an exception)
10109
                    xhr.send( options.hasContent && options.data || null );
10110
                } catch ( e ) {
10111
10112
                    // #14683: Only rethrow if this hasn't been notified as an error yet
10113
                    if ( callback ) {
10114
                        throw e;
10115
                    }
10116
                }
10117
            },
10118
10119
            abort: function() {
10120
                if ( callback ) {
10121
                    callback();
10122
                }
10123
            }
10124
        };
10125
    }
10126
} );
10127
10128
10129
10130
10131
// Prevent auto-execution of scripts when no explicit dataType was provided (See gh-2432)
10132
jQuery.ajaxPrefilter( function( s ) {
10133
    if ( s.crossDomain ) {
10134
        s.contents.script = false;
10135
    }
10136
} );
10137
10138
// Install script dataType
10139
jQuery.ajaxSetup( {
10140
    accepts: {
10141
        script: "text/javascript, application/javascript, " +
10142
            "application/ecmascript, application/x-ecmascript"
10143
    },
10144
    contents: {
10145
        script: /\b(?:java|ecma)script\b/
10146
    },
10147
    converters: {
10148
        "text script": function( text ) {
10149
            jQuery.globalEval( text );
10150
            return text;
10151
        }
10152
    }
10153
} );
10154
10155
// Handle cache's special case and crossDomain
10156
jQuery.ajaxPrefilter( "script", function( s ) {
10157
    if ( s.cache === undefined ) {
10158
        s.cache = false;
10159
    }
10160
    if ( s.crossDomain ) {
10161
        s.type = "GET";
10162
    }
10163
} );
10164
10165
// Bind script tag hack transport
10166
jQuery.ajaxTransport( "script", function( s ) {
10167
10168
    // This transport only deals with cross domain or forced-by-attrs requests
10169
    if ( s.crossDomain || s.scriptAttrs ) {
10170
        var script, callback;
10171
        return {
10172
            send: function( _, complete ) {
10173
                script = jQuery( "<script>" )
10174
                    .attr( s.scriptAttrs || {} )
10175
                    .prop( { charset: s.scriptCharset, src: s.url } )
10176
                    .on( "load error", callback = function( evt ) {
10177
                        script.remove();
10178
                        callback = null;
10179
                        if ( evt ) {
10180
                            complete( evt.type === "error" ? 404 : 200, evt.type );
10181
                        }
10182
                    } );
10183
10184
                // Use native DOM manipulation to avoid our domManip AJAX trickery
10185
                document.head.appendChild( script[ 0 ] );
10186
            },
10187
            abort: function() {
10188
                if ( callback ) {
10189
                    callback();
10190
                }
10191
            }
10192
        };
10193
    }
10194
} );
10195
10196
10197
10198
10199
var oldCallbacks = [],
10200
    rjsonp = /(=)\?(?=&|$)|\?\?/;
10201
10202
// Default jsonp settings
10203
jQuery.ajaxSetup( {
10204
    jsonp: "callback",
10205
    jsonpCallback: function() {
10206
        var callback = oldCallbacks.pop() || ( jQuery.expando + "_" + ( nonce.guid++ ) );
10207
        this[ callback ] = true;
10208
        return callback;
10209
    }
10210
} );
10211
10212
// Detect, normalize options and install callbacks for jsonp requests
10213
jQuery.ajaxPrefilter( "json jsonp", function( s, originalSettings, jqXHR ) {
10214
10215
    var callbackName, overwritten, responseContainer,
10216
        jsonProp = s.jsonp !== false && ( rjsonp.test( s.url ) ?
10217
            "url" :
10218
            typeof s.data === "string" &&
10219
                ( s.contentType || "" )
10220
                    .indexOf( "application/x-www-form-urlencoded" ) === 0 &&
10221
                rjsonp.test( s.data ) && "data"
10222
        );
10223
10224
    // Handle iff the expected data type is "jsonp" or we have a parameter to set
10225
    if ( jsonProp || s.dataTypes[ 0 ] === "jsonp" ) {
10226
10227
        // Get callback name, remembering preexisting value associated with it
10228
        callbackName = s.jsonpCallback = isFunction( s.jsonpCallback ) ?
10229
            s.jsonpCallback() :
10230
            s.jsonpCallback;
10231
10232
        // Insert callback into url or form data
10233
        if ( jsonProp ) {
10234
            s[ jsonProp ] = s[ jsonProp ].replace( rjsonp, "$1" + callbackName );
10235
        } else if ( s.jsonp !== false ) {
10236
            s.url += ( rquery.test( s.url ) ? "&" : "?" ) + s.jsonp + "=" + callbackName;
10237
        }
10238
10239
        // Use data converter to retrieve json after script execution
10240
        s.converters[ "script json" ] = function() {
10241
            if ( !responseContainer ) {
10242
                jQuery.error( callbackName + " was not called" );
10243
            }
10244
            return responseContainer[ 0 ];
10245
        };
10246
10247
        // Force json dataType
10248
        s.dataTypes[ 0 ] = "json";
10249
10250
        // Install callback
10251
        overwritten = window[ callbackName ];
10252
        window[ callbackName ] = function() {
10253
            responseContainer = arguments;
10254
        };
10255
10256
        // Clean-up function (fires after converters)
10257
        jqXHR.always( function() {
10258
10259
            // If previous value didn't exist - remove it
10260
            if ( overwritten === undefined ) {
10261
                jQuery( window ).removeProp( callbackName );
10262
10263
            // Otherwise restore preexisting value
10264
            } else {
10265
                window[ callbackName ] = overwritten;
10266
            }
10267
10268
            // Save back as free
10269
            if ( s[ callbackName ] ) {
10270
10271
                // Make sure that re-using the options doesn't screw things around
10272
                s.jsonpCallback = originalSettings.jsonpCallback;
10273
10274
                // Save the callback name for future use
10275
                oldCallbacks.push( callbackName );
10276
            }
10277
10278
            // Call if it was a function and we have a response
10279
            if ( responseContainer && isFunction( overwritten ) ) {
10280
                overwritten( responseContainer[ 0 ] );
10281
            }
10282
10283
            responseContainer = overwritten = undefined;
10284
        } );
10285
10286
        // Delegate to script
10287
        return "script";
10288
    }
10289
} );
10290
10291
10292
10293
10294
// Support: Safari 8 only
10295
// In Safari 8 documents created via document.implementation.createHTMLDocument
10296
// collapse sibling forms: the second one becomes a child of the first one.
10297
// Because of that, this security measure has to be disabled in Safari 8.
10298
// https://bugs.webkit.org/show_bug.cgi?id=137337
10299
support.createHTMLDocument = ( function() {
10300
    var body = document.implementation.createHTMLDocument( "" ).body;
10301
    body.innerHTML = "<form></form><form></form>";
10302
    return body.childNodes.length === 2;
10303
} )();
10304
10305
10306
// Argument "data" should be string of html
10307
// context (optional): If specified, the fragment will be created in this context,
10308
// defaults to document
10309
// keepScripts (optional): If true, will include scripts passed in the html string
10310
jQuery.parseHTML = function( data, context, keepScripts ) {
10311
    if ( typeof data !== "string" ) {
10312
        return [];
10313
    }
10314
    if ( typeof context === "boolean" ) {
10315
        keepScripts = context;
10316
        context = false;
10317
    }
10318
10319
    var base, parsed, scripts;
10320
10321
    if ( !context ) {
10322
10323
        // Stop scripts or inline event handlers from being executed immediately
10324
        // by using document.implementation
10325
        if ( support.createHTMLDocument ) {
10326
            context = document.implementation.createHTMLDocument( "" );
10327
10328
            // Set the base href for the created document
10329
            // so any parsed elements with URLs
10330
            // are based on the document's URL (gh-2965)
10331
            base = context.createElement( "base" );
10332
            base.href = document.location.href;
10333
            context.head.appendChild( base );
10334
        } else {
10335
            context = document;
10336
        }
10337
    }
10338
10339
    parsed = rsingleTag.exec( data );
10340
    scripts = !keepScripts && [];
10341
10342
    // Single tag
10343
    if ( parsed ) {
10344
        return [ context.createElement( parsed[ 1 ] ) ];
10345
    }
10346
10347
    parsed = buildFragment( [ data ], context, scripts );
10348
10349
    if ( scripts && scripts.length ) {
10350
        jQuery( scripts ).remove();
10351
    }
10352
10353
    return jQuery.merge( [], parsed.childNodes );
10354
};
10355
10356
10357
/**
10358
 * Load a url into a page
10359
 */
10360
jQuery.fn.load = function( url, params, callback ) {
10361
    var selector, type, response,
10362
        self = this,
10363
        off = url.indexOf( " " );
10364
10365
    if ( off > -1 ) {
10366
        selector = stripAndCollapse( url.slice( off ) );
10367
        url = url.slice( 0, off );
10368
    }
10369
10370
    // If it's a function
10371
    if ( isFunction( params ) ) {
10372
10373
        // We assume that it's the callback
10374
        callback = params;
10375
        params = undefined;
10376
10377
    // Otherwise, build a param string
10378
    } else if ( params && typeof params === "object" ) {
10379
        type = "POST";
10380
    }
10381
10382
    // If we have elements to modify, make the request
10383
    if ( self.length > 0 ) {
10384
        jQuery.ajax( {
10385
            url: url,
10386
10387
            // If "type" variable is undefined, then "GET" method will be used.
10388
            // Make value of this field explicit since
10389
            // user can override it through ajaxSetup method
10390
            type: type || "GET",
10391
            dataType: "html",
10392
            data: params
10393
        } ).done( function( responseText ) {
10394
10395
            // Save response for use in complete callback
10396
            response = arguments;
10397
10398
            self.html( selector ?
10399
10400
                // If a selector was specified, locate the right elements in a dummy div
10401
                // Exclude scripts to avoid IE 'Permission Denied' errors
10402
                jQuery( "<div>" ).append( jQuery.parseHTML( responseText ) ).find( selector ) :
10403
10404
                // Otherwise use the full result
10405
                responseText );
10406
10407
        // If the request succeeds, this function gets "data", "status", "jqXHR"
10408
        // but they are ignored because response was set above.
10409
        // If it fails, this function gets "jqXHR", "status", "error"
10410
        } ).always( callback && function( jqXHR, status ) {
10411
            self.each( function() {
10412
                callback.apply( this, response || [ jqXHR.responseText, status, jqXHR ] );
10413
            } );
10414
        } );
10415
    }
10416
10417
    return this;
10418
};
10419
10420
10421
10422
10423
jQuery.expr.pseudos.animated = function( elem ) {
10424
    return jQuery.grep( jQuery.timers, function( fn ) {
10425
        return elem === fn.elem;
10426
    } ).length;
10427
};
10428
10429
10430
10431
10432
jQuery.offset = {
10433
    setOffset: function( elem, options, i ) {
10434
        var curPosition, curLeft, curCSSTop, curTop, curOffset, curCSSLeft, calculatePosition,
10435
            position = jQuery.css( elem, "position" ),
10436
            curElem = jQuery( elem ),
10437
            props = {};
10438
10439
        // Set position first, in-case top/left are set even on static elem
10440
        if ( position === "static" ) {
10441
            elem.style.position = "relative";
10442
        }
10443
10444
        curOffset = curElem.offset();
10445
        curCSSTop = jQuery.css( elem, "top" );
10446
        curCSSLeft = jQuery.css( elem, "left" );
10447
        calculatePosition = ( position === "absolute" || position === "fixed" ) &&
10448
            ( curCSSTop + curCSSLeft ).indexOf( "auto" ) > -1;
10449
10450
        // Need to be able to calculate position if either
10451
        // top or left is auto and position is either absolute or fixed
10452
        if ( calculatePosition ) {
10453
            curPosition = curElem.position();
10454
            curTop = curPosition.top;
10455
            curLeft = curPosition.left;
10456
10457
        } else {
10458
            curTop = parseFloat( curCSSTop ) || 0;
10459
            curLeft = parseFloat( curCSSLeft ) || 0;
10460
        }
10461
10462
        if ( isFunction( options ) ) {
10463
10464
            // Use jQuery.extend here to allow modification of coordinates argument (gh-1848)
10465
            options = options.call( elem, i, jQuery.extend( {}, curOffset ) );
10466
        }
10467
10468
        if ( options.top != null ) {
10469
            props.top = ( options.top - curOffset.top ) + curTop;
10470
        }
10471
        if ( options.left != null ) {
10472
            props.left = ( options.left - curOffset.left ) + curLeft;
10473
        }
10474
10475
        if ( "using" in options ) {
10476
            options.using.call( elem, props );
10477
10478
        } else {
10479
            curElem.css( props );
10480
        }
10481
    }
10482
};
10483
10484
jQuery.fn.extend( {
10485
10486
    // offset() relates an element's border box to the document origin
10487
    offset: function( options ) {
10488
10489
        // Preserve chaining for setter
10490
        if ( arguments.length ) {
10491
            return options === undefined ?
10492
                this :
10493
                this.each( function( i ) {
10494
                    jQuery.offset.setOffset( this, options, i );
10495
                } );
10496
        }
10497
10498
        var rect, win,
10499
            elem = this[ 0 ];
10500
10501
        if ( !elem ) {
10502
            return;
10503
        }
10504
10505
        // Return zeros for disconnected and hidden (display: none) elements (gh-2310)
10506
        // Support: IE <=11 only
10507
        // Running getBoundingClientRect on a
10508
        // disconnected node in IE throws an error
10509
        if ( !elem.getClientRects().length ) {
10510
            return { top: 0, left: 0 };
10511
        }
10512
10513
        // Get document-relative position by adding viewport scroll to viewport-relative gBCR
10514
        rect = elem.getBoundingClientRect();
10515
        win = elem.ownerDocument.defaultView;
10516
        return {
10517
            top: rect.top + win.pageYOffset,
10518
            left: rect.left + win.pageXOffset
10519
        };
10520
    },
10521
10522
    // position() relates an element's margin box to its offset parent's padding box
10523
    // This corresponds to the behavior of CSS absolute positioning
10524
    position: function() {
10525
        if ( !this[ 0 ] ) {
10526
            return;
10527
        }
10528
10529
        var offsetParent, offset, doc,
10530
            elem = this[ 0 ],
10531
            parentOffset = { top: 0, left: 0 };
10532
10533
        // position:fixed elements are offset from the viewport, which itself always has zero offset
10534
        if ( jQuery.css( elem, "position" ) === "fixed" ) {
10535
10536
            // Assume position:fixed implies availability of getBoundingClientRect
10537
            offset = elem.getBoundingClientRect();
10538
10539
        } else {
10540
            offset = this.offset();
10541
10542
            // Account for the *real* offset parent, which can be the document or its root element
10543
            // when a statically positioned element is identified
10544
            doc = elem.ownerDocument;
10545
            offsetParent = elem.offsetParent || doc.documentElement;
10546
            while ( offsetParent &&
10547
                ( offsetParent === doc.body || offsetParent === doc.documentElement ) &&
10548
                jQuery.css( offsetParent, "position" ) === "static" ) {
10549
10550
                offsetParent = offsetParent.parentNode;
10551
            }
10552
            if ( offsetParent && offsetParent !== elem && offsetParent.nodeType === 1 ) {
10553
10554
                // Incorporate borders into its offset, since they are outside its content origin
10555
                parentOffset = jQuery( offsetParent ).offset();
10556
                parentOffset.top += jQuery.css( offsetParent, "borderTopWidth", true );
10557
                parentOffset.left += jQuery.css( offsetParent, "borderLeftWidth", true );
10558
            }
10559
        }
10560
10561
        // Subtract parent offsets and element margins
10562
        return {
10563
            top: offset.top - parentOffset.top - jQuery.css( elem, "marginTop", true ),
10564
            left: offset.left - parentOffset.left - jQuery.css( elem, "marginLeft", true )
10565
        };
10566
    },
10567
10568
    // This method will return documentElement in the following cases:
10569
    // 1) For the element inside the iframe without offsetParent, this method will return
10570
    //    documentElement of the parent window
10571
    // 2) For the hidden or detached element
10572
    // 3) For body or html element, i.e. in case of the html node - it will return itself
10573
    //
10574
    // but those exceptions were never presented as a real life use-cases
10575
    // and might be considered as more preferable results.
10576
    //
10577
    // This logic, however, is not guaranteed and can change at any point in the future
10578
    offsetParent: function() {
10579
        return this.map( function() {
10580
            var offsetParent = this.offsetParent;
10581
10582
            while ( offsetParent && jQuery.css( offsetParent, "position" ) === "static" ) {
10583
                offsetParent = offsetParent.offsetParent;
10584
            }
10585
10586
            return offsetParent || documentElement;
10587
        } );
10588
    }
10589
} );
10590
10591
// Create scrollLeft and scrollTop methods
10592
jQuery.each( { scrollLeft: "pageXOffset", scrollTop: "pageYOffset" }, function( method, prop ) {
10593
    var top = "pageYOffset" === prop;
10594
10595
    jQuery.fn[ method ] = function( val ) {
10596
        return access( this, function( elem, method, val ) {
10597
10598
            // Coalesce documents and windows
10599
            var win;
10600
            if ( isWindow( elem ) ) {
10601
                win = elem;
10602
            } else if ( elem.nodeType === 9 ) {
10603
                win = elem.defaultView;
10604
            }
10605
10606
            if ( val === undefined ) {
10607
                return win ? win[ prop ] : elem[ method ];
10608
            }
10609
10610
            if ( win ) {
10611
                win.scrollTo(
10612
                    !top ? val : win.pageXOffset,
10613
                    top ? val : win.pageYOffset
10614
                );
10615
10616
            } else {
10617
                elem[ method ] = val;
10618
            }
10619
        }, method, val, arguments.length );
10620
    };
10621
} );
10622
10623
// Support: Safari <=7 - 9.1, Chrome <=37 - 49
10624
// Add the top/left cssHooks using jQuery.fn.position
10625
// Webkit bug: https://bugs.webkit.org/show_bug.cgi?id=29084
10626
// Blink bug: https://bugs.chromium.org/p/chromium/issues/detail?id=589347
10627
// getComputedStyle returns percent when specified for top/left/bottom/right;
10628
// rather than make the css module depend on the offset module, just check for it here
10629
jQuery.each( [ "top", "left" ], function( _i, prop ) {
10630
    jQuery.cssHooks[ prop ] = addGetHookIf( support.pixelPosition,
10631
        function( elem, computed ) {
10632
            if ( computed ) {
10633
                computed = curCSS( elem, prop );
10634
10635
                // If curCSS returns percentage, fallback to offset
10636
                return rnumnonpx.test( computed ) ?
10637
                    jQuery( elem ).position()[ prop ] + "px" :
10638
                    computed;
10639
            }
10640
        }
10641
    );
10642
} );
10643
10644
10645
// Create innerHeight, innerWidth, height, width, outerHeight and outerWidth methods
10646
jQuery.each( { Height: "height", Width: "width" }, function( name, type ) {
10647
    jQuery.each( {
10648
        padding: "inner" + name,
10649
        content: type,
10650
        "": "outer" + name
10651
    }, function( defaultExtra, funcName ) {
10652
10653
        // Margin is only for outerHeight, outerWidth
10654
        jQuery.fn[ funcName ] = function( margin, value ) {
10655
            var chainable = arguments.length && ( defaultExtra || typeof margin !== "boolean" ),
10656
                extra = defaultExtra || ( margin === true || value === true ? "margin" : "border" );
10657
10658
            return access( this, function( elem, type, value ) {
10659
                var doc;
10660
10661
                if ( isWindow( elem ) ) {
10662
10663
                    // $( window ).outerWidth/Height return w/h including scrollbars (gh-1729)
10664
                    return funcName.indexOf( "outer" ) === 0 ?
10665
                        elem[ "inner" + name ] :
10666
                        elem.document.documentElement[ "client" + name ];
10667
                }
10668
10669
                // Get document width or height
10670
                if ( elem.nodeType === 9 ) {
10671
                    doc = elem.documentElement;
10672
10673
                    // Either scroll[Width/Height] or offset[Width/Height] or client[Width/Height],
10674
                    // whichever is greatest
10675
                    return Math.max(
10676
                        elem.body[ "scroll" + name ], doc[ "scroll" + name ],
10677
                        elem.body[ "offset" + name ], doc[ "offset" + name ],
10678
                        doc[ "client" + name ]
10679
                    );
10680
                }
10681
10682
                return value === undefined ?
10683
10684
                    // Get width or height on the element, requesting but not forcing parseFloat
10685
                    jQuery.css( elem, type, extra ) :
10686
10687
                    // Set width or height on the element
10688
                    jQuery.style( elem, type, value, extra );
10689
            }, type, chainable ? margin : undefined, chainable );
10690
        };
10691
    } );
10692
} );
10693
10694
10695
jQuery.each( [
10696
    "ajaxStart",
10697
    "ajaxStop",
10698
    "ajaxComplete",
10699
    "ajaxError",
10700
    "ajaxSuccess",
10701
    "ajaxSend"
10702
], function( _i, type ) {
10703
    jQuery.fn[ type ] = function( fn ) {
10704
        return this.on( type, fn );
10705
    };
10706
} );
10707
10708
10709
10710
10711
jQuery.fn.extend( {
10712
10713
    bind: function( types, data, fn ) {
10714
        return this.on( types, null, data, fn );
10715
    },
10716
    unbind: function( types, fn ) {
10717
        return this.off( types, null, fn );
10718
    },
10719
10720
    delegate: function( selector, types, data, fn ) {
10721
        return this.on( types, selector, data, fn );
10722
    },
10723
    undelegate: function( selector, types, fn ) {
10724
10725
        // ( namespace ) or ( selector, types [, fn] )
10726
        return arguments.length === 1 ?
10727
            this.off( selector, "**" ) :
10728
            this.off( types, selector || "**", fn );
10729
    },
10730
10731
    hover: function( fnOver, fnOut ) {
10732
        return this.mouseenter( fnOver ).mouseleave( fnOut || fnOver );
10733
    }
10734
} );
10735
10736
jQuery.each(
10737
    ( "blur focus focusin focusout resize scroll click dblclick " +
10738
    "mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave " +
10739
    "change select submit keydown keypress keyup contextmenu" ).split( " " ),
10740
    function( _i, name ) {
10741
10742
        // Handle event binding
10743
        jQuery.fn[ name ] = function( data, fn ) {
10744
            return arguments.length > 0 ?
10745
                this.on( name, null, data, fn ) :
10746
                this.trigger( name );
10747
        };
10748
    }
10749
);
10750
10751
10752
10753
10754
// Support: Android <=4.0 only
10755
// Make sure we trim BOM and NBSP
10756
var rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g;
10757
10758
// Bind a function to a context, optionally partially applying any
10759
// arguments.
10760
// jQuery.proxy is deprecated to promote standards (specifically Function#bind)
10761
// However, it is not slated for removal any time soon
10762
jQuery.proxy = function( fn, context ) {
10763
    var tmp, args, proxy;
10764
10765
    if ( typeof context === "string" ) {
10766
        tmp = fn[ context ];
10767
        context = fn;
10768
        fn = tmp;
10769
    }
10770
10771
    // Quick check to determine if target is callable, in the spec
10772
    // this throws a TypeError, but we will just return undefined.
10773
    if ( !isFunction( fn ) ) {
10774
        return undefined;
10775
    }
10776
10777
    // Simulated bind
10778
    args = slice.call( arguments, 2 );
10779
    proxy = function() {
10780
        return fn.apply( context || this, args.concat( slice.call( arguments ) ) );
10781
    };
10782
10783
    // Set the guid of unique handler to the same of original handler, so it can be removed
10784
    proxy.guid = fn.guid = fn.guid || jQuery.guid++;
10785
10786
    return proxy;
10787
};
10788
10789
jQuery.holdReady = function( hold ) {
10790
    if ( hold ) {
10791
        jQuery.readyWait++;
10792
    } else {
10793
        jQuery.ready( true );
10794
    }
10795
};
10796
jQuery.isArray = Array.isArray;
10797
jQuery.parseJSON = JSON.parse;
10798
jQuery.nodeName = nodeName;
10799
jQuery.isFunction = isFunction;
10800
jQuery.isWindow = isWindow;
10801
jQuery.camelCase = camelCase;
10802
jQuery.type = toType;
10803
10804
jQuery.now = Date.now;
10805
10806
jQuery.isNumeric = function( obj ) {
10807
10808
    // As of jQuery 3.0, isNumeric is limited to
10809
    // strings and numbers (primitives or objects)
10810
    // that can be coerced to finite numbers (gh-2662)
10811
    var type = jQuery.type( obj );
10812
    return ( type === "number" || type === "string" ) &&
10813
10814
        // parseFloat NaNs numeric-cast false positives ("")
10815
        // ...but misinterprets leading-number strings, particularly hex literals ("0x...")
10816
        // subtraction forces infinities to NaN
10817
        !isNaN( obj - parseFloat( obj ) );
10818
};
10819
10820
jQuery.trim = function( text ) {
10821
    return text == null ?
10822
        "" :
10823
        ( text + "" ).replace( rtrim, "" );
10824
};
10825
10826
10827
10828
// Register as a named AMD module, since jQuery can be concatenated with other
10829
// files that may use define, but not via a proper concatenation script that
10830
// understands anonymous AMD modules. A named AMD is safest and most robust
10831
// way to register. Lowercase jquery is used because AMD module names are
10832
// derived from file names, and jQuery is normally delivered in a lowercase
10833
// file name. Do this after creating the global so that if an AMD module wants
10834
// to call noConflict to hide this version of jQuery, it will work.
10835
10836
// Note that for maximum portability, libraries that are not jQuery should
10837
// declare themselves as anonymous modules, and avoid setting a global if an
10838
// AMD loader is present. jQuery is a special case. For more information, see
10839
// https://github.com/jrburke/requirejs/wiki/Updating-existing-libraries#wiki-anon
10840
10841
if ( typeof define === "function" && define.amd ) {
10842
    define( "jquery", [], function() {
10843
        return jQuery;
10844
    } );
10845
}
10846
10847
10848
10849
10850
var
10851
10852
    // Map over jQuery in case of overwrite
10853
    _jQuery = window.jQuery,
10854
10855
    // Map over the $ in case of overwrite
10856
    _$ = window.$;
10857
10858
jQuery.noConflict = function( deep ) {
10859
    if ( window.$ === jQuery ) {
10860
        window.$ = _$;
10861
    }
10862
10863
    if ( deep && window.jQuery === jQuery ) {
10864
        window.jQuery = _jQuery;
10865
    }
10866
10867
    return jQuery;
10868
};
10869
10870
// Expose jQuery and $ identifiers, even in AMD
10871
// (#7102#comment:10, https://github.com/jquery/jquery/pull/557)
10872
// and CommonJS for browser emulators (#13566)
10873
if ( typeof noGlobal === "undefined" ) {
10874
    window.jQuery = window.$ = jQuery;
10875
}
10876
10877
10878
10879
10880
return jQuery;
10881
} );