Index: /schedule/Module/calendar.php
===================================================================
--- /schedule/Module/calendar.php	(revision 15696)
+++ /schedule/Module/calendar.php	(revision 15697)
@@ -98,5 +98,5 @@
 										
 									}
-									var newdata=newline.join();
+									var newdata=newline.join(" , ");
 									document.getElementById('data').innerHTML=newdata;
 									var chart = new Highcharts.Chart({