Index: lams_central/web/extGroups.jsp
===================================================================
diff -u -r4c2d1f37b92435907ec4ce23cb635a7cd9e4161e -r47dddf6db4afaba99d8f3f88fc50b16df9251a76
--- lams_central/web/extGroups.jsp	(.../extGroups.jsp)	(revision 4c2d1f37b92435907ec4ce23cb635a7cd9e4161e)
+++ lams_central/web/extGroups.jsp	(.../extGroups.jsp)	(revision 47dddf6db4afaba99d8f3f88fc50b16df9251a76)
@@ -21,8 +21,8 @@
 </div>
 
 <form id="ext-groups-form" action="<lams:LAMSURL/>organisationGroup/viewGroups.do" method="POST">
-	<input name="lessonID" value="${lessonID}" type="hidden"/>
-	<input name="activityID" value="${param.activityID}" type="hidden"/>
+	<input name="lessonID" value='<c:out value="${lessonID}" />' type="hidden"/>
+	<input name="activityID" value='<c:out value="${param.activityID}" />' type="hidden"/>
 
 	<c:forEach var="group" items="${extGroups}">
 		<div class="groupingContainer">