Index: lams_tool_vote/web/learning/RevisitedDisplay.jsp
===================================================================
diff -u -rba2a3f35722a869b293e3e3a75b24edf0fc42122 -r8a78ed9d4fddacbbbe874998c08d2138ebd0917b
--- lams_tool_vote/web/learning/RevisitedDisplay.jsp	(.../RevisitedDisplay.jsp)	(revision ba2a3f35722a869b293e3e3a75b24edf0fc42122)
+++ lams_tool_vote/web/learning/RevisitedDisplay.jsp	(.../RevisitedDisplay.jsp)	(revision 8a78ed9d4fddacbbbe874998c08d2138ebd0917b)
@@ -75,14 +75,15 @@
 
 <div>
 	<div class="float-right">
+		<c:set var="chartURL" value="${tool}chartGenerator.do?currentSessionId=${VoteLearningForm.toolSessionID}" />
 		<img src='<c:out value="${tool}"/>images/piechart.gif' width="30"
 			title="<fmt:message key='label.tip.displayPieChart'/>"
 			style="cursor: pointer;" height="30" border="0"
-			onclick="javascript:drawChart('pie', 0, {'currentSessionId' : '${VoteLearningForm.toolSessionID}'})">
+			onclick="javascript:drawChart('pie', 'chartDiv', '${chartURL}')">
 		<img src='<c:out value="${tool}"/>images/columnchart.gif' width="30"
 			title="<fmt:message key='label.tip.displayBarChart'/>" 
 			style="cursor: pointer;" height="30" border="0"
-			onclick="javascript:drawChart('bar', 0, {'currentSessionId' : '${VoteLearningForm.toolSessionID}'})">
+			onclick="javascript:drawChart('pie', 'chartDiv', '${chartURL}')">
 	</div>
 				
 	<c:if test="${VoteLearningForm.allowTextEntry}">
@@ -114,5 +115,5 @@
 		<c:out value="${VoteLearningForm.userEntry}" escapeXml="true"/>
 	</div>
 
-	<div id="chartDiv0" style="height: 220px; display: none;"></div>
+	<div id="chartDiv" style="height: 220px; display: none;"></div>
 </div>