Index: lams_tool_scratchie/web/pages/learning/learning.jsp
===================================================================
diff -u -r0f1d0cc4e194182f9384119b42101bfa18a18085 -rc01bd4b6b818ad0e3bd91a9743a300f2a36f2047
--- lams_tool_scratchie/web/pages/learning/learning.jsp	(.../learning.jsp)	(revision 0f1d0cc4e194182f9384119b42101bfa18a18085)
+++ lams_tool_scratchie/web/pages/learning/learning.jsp	(.../learning.jsp)	(revision c01bd4b6b818ad0e3bd91a9743a300f2a36f2047)
@@ -11,7 +11,6 @@
 	<c:set var="toolSessionID" value="${sessionMap.toolSessionID}" />
 	<c:set var="scratchie" value="${sessionMap.scratchie}" />
 	<c:set var="isUserLeader" value="${sessionMap.isUserLeader}" />
-	<c:set var="isScratchingFinished" value="${sessionMap.isScratchingFinished}" />
 
 <lams:html>
 <lams:head>
@@ -79,8 +78,9 @@
 			document.location.href='<c:url value="/learning/newReflection.do?sessionMapID=${sessionMapID}"/>';
 		}
 		
+		var refreshIntervalId = null;
 		if (${!isUserLeader && mode != "teacher"}) {
-			setInterval("refreshQuestionList();",3000);// Auto-Refresh every 3 seconds
+			refreshIntervalId = setInterval("refreshQuestionList();",3000);// Auto-Refresh every 3 seconds
 		}
 		
 		function refreshQuestionList() {