Switch to side-by-side view

--- a
+++ b/paf-prediction-challenge-database-1.0.0/p25.hea
@@ -0,0 +1,3 @@
+p25 2 128 230400
+p25.dat 16 200/mV 12 0 -93 30820 0 ECG0
+p25.dat 16 200/mV 12 0 -6 3740 0 ECG1