Index: lams_central/web/includes/javascript/openUrls.js
===================================================================
diff -u -rbb4de3a54900d65313eb4f95f079c3f4175c1c72 -r024ce0c12173cc7513122f539368873c52b03540
--- lams_central/web/includes/javascript/openUrls.js	(.../openUrls.js)	(revision bb4de3a54900d65313eb4f95f079c3f4175c1c72)
+++ lams_central/web/includes/javascript/openUrls.js	(.../openUrls.js)	(revision 024ce0c12173cc7513122f539368873c52b03540)
@@ -48,7 +48,7 @@
 
 function openMonitorLesson( lessonID, url ) {
 	if (!url) {
-		url = '/lams/home/monitorLesson.do';
+		url = '/lams/home/monitorLesson.do?';
 	}
 	url += 'lessonID=' + lessonID;
 	sessionStorage.removeItem("lamsMonitoringCurrentTab");