Index: schedule/Module/calendar.php
===================================================================
--- schedule/Module/calendar.php	(revision 16474)
+++ schedule/Module/calendar.php	(revision 16478)
@@ -94,9 +94,12 @@
 					</script>
                 <script type="text/javascript">//<![CDATA[
+				var index = 0;
+				var xmlhttp = new Array();
+				var source = ['Mrk 421','Mrk 501'];
                  CAL.addEventListener("onSelect", function(){
 							var day =this.selection.print("%d").join("\n");
 							var month =this.selection.print("%m").join("\n");
 							var year =this.selection.print("%Y").join("\n");				  
-							
+							/*
 							var xmlhttp;
 							var source = ['Mrk 421','Mrk 501','Crab'];
@@ -170,5 +173,47 @@
 												
 						});
-						
+						function getXML() 
+						{
+							if (window.XMLHttpRequest)
+								 {// code for IE7+, Firefox, Chrome, Opera, Safari
+								 xmlhttp.push(new XMLHttpRequest());
+								 }
+							else
+								 {// code for IE6, IE5
+								 xmlhttp.push(new ActiveXObject("Microsoft.XMLHTTP"));
+								 }
+
+							index = xmlhttp.length - 1;
+						}
+
+						function getXMLData()
+						{
+							getXML();
+							xmlhttp[index].onreadystatechange=function()
+							{
+							 if (xmlhttp[index].readyState==4 && xmlhttp.status==200)
+								{
+								sourceData[index]= new Array(); //--> remove this if you use sourceData[[]]
+								line=xmlhttp[index].responseText.split('\n');
+									for(row=0;row<line.length;row++)
+									{
+									rows=line[row].split(',');
+									sourceData[index].push(rows[4]);
+									}
+								}
+							}
+							xmlhttp[index].open("GET","http://www.fact-project.org/smartfact/index.php?source="+escape(source[index])+"&time="+year+"-"+month+"-"+day,true);
+
+							xmlhttp[index].send();
+						}
+
+						function displayData() //--> you can use the content of this function in the event listener
+						{
+							for (i=0; i<=source.length; i++)
+							{
+							getXMLData();
+							//display source data here sourceData[i]
+							}	
+						}