Index: trunk/admin/browse/fw_menu.js
===================================================================
diff -u -N -r1566 -r1669
--- trunk/admin/browse/fw_menu.js	(.../fw_menu.js)	(revision 1566)
+++ trunk/admin/browse/fw_menu.js	(.../fw_menu.js)	(revision 1669)
@@ -111,12 +111,19 @@
    } else if (document.all || document.hasChildNodes) {
 		if( !isset(container_id) ) container_id = 'menuContainer';
 		container = FIND(container_id);
-      if (!container)
-      {
-			container = document.createElement('SPAN');
-			container.id = container_id;
-			document.body.appendChild(container);
-			container = FIND(container_id);
+      	if (!container)
+      	{
+			if( isset(document.body) )
+			{
+	      		container = document.createElement('SPAN');
+				container.id = container_id;
+				document.body.appendChild(container);
+				container = FIND(container_id);
+			}
+			else
+			{
+				return false;	
+			}
 		}
 		else
 		{