Index: lams_tool_chat/web/WEB-INF/struts/tiles-defs.xml
===================================================================
diff -u -rb32ded72d955763a9b49e33e2dc2ab195d83564b -rfbc411f86ff3a2c17705505093f021eaedf9b7fa
--- lams_tool_chat/web/WEB-INF/struts/tiles-defs.xml	(.../tiles-defs.xml)	(revision b32ded72d955763a9b49e33e2dc2ab195d83564b)
+++ lams_tool_chat/web/WEB-INF/struts/tiles-defs.xml	(.../tiles-defs.xml)	(revision fbc411f86ff3a2c17705505093f021eaedf9b7fa)
@@ -72,6 +72,7 @@
 	<!-- Begin: Learning -->
 	<definition name="tiles:/learning/main" extends="tiles:/layout:default">
 		<put name="pageTitleKey" value="pageTitle.learning" />
+		<put name="header" value="tiles:/header:default" />
 		<put name="body" value="/pages/learning/learning.jsp" />
 	</definition>
 	<!-- End: Learning -->
@@ -80,7 +81,7 @@
 	<!-- Begin: Monitoring -->
 	<definition name="tiles:/monitoring/main" extends="tiles:/layout:tab">
 		<put name="pageTitleKey" value="pageTitle.monitoring" />
-		<put name="header" value="tiles:/header:authoring" type="definition" />
+		<put name="header" value="tiles:/header:monitoring" type="definition" />
 		<put name="body" value="/pages/monitoring/monitoring.jsp" />
 	</definition>
 	
Index: lams_tool_chat/web/common/header.jsp
===================================================================
diff -u -r9e7c2437b86776f0e624d9accf78611da315d5cf -rfbc411f86ff3a2c17705505093f021eaedf9b7fa
--- lams_tool_chat/web/common/header.jsp	(.../header.jsp)	(revision 9e7c2437b86776f0e624d9accf78611da315d5cf)
+++ lams_tool_chat/web/common/header.jsp	(.../header.jsp)	(revision fbc411f86ff3a2c17705505093f021eaedf9b7fa)
@@ -11,6 +11,8 @@
 	<title>
 		<bean:message key="activity.title" />
 	</title>
-	<lams:headItems/>
-	<tiles:insert attribute="script" />
+	<lams:headItems />
+	<logic:notEmpty name="script">
+		<tiles:insert attribute="script" />
+	</logic:notEmpty>
 </head>