Switch to side-by-side view

--- a
+++ b/paf-prediction-challenge-database-1.0.0/t89.hea
@@ -0,0 +1,3 @@
+t89 2 128 230400
+t89.dat 16 200/mV 12 0 -25 -8734 0 ECG0
+t89.dat 16 200/mV 12 0 -9 -3133 0 ECG1