Index: /schedule/Module/calendar.php
===================================================================
--- /schedule/Module/calendar.php	(revision 15612)
+++ /schedule/Module/calendar.php	(revision 15613)
@@ -80,6 +80,10 @@
 												var x=Time[t].split('T');
 												//h[t]=x[1];
-												newline[row]="["+x[1]+","+f[4]+"]";
-											
+												if(f[4]==0)
+												{
+													newline[row]="["+x[1]+","+0+"]";
+												}
+												else
+													newline[row]="["+x[1]+","+f[4]+"]";
 											}