Index: branches/5.1.x/core/admin_templates/js/jquery/thickbox/thickbox.js
===================================================================
diff -u -r13895 -r14144
--- branches/5.1.x/core/admin_templates/js/jquery/thickbox/thickbox.js	(.../thickbox.js)	(revision 13895)
+++ branches/5.1.x/core/admin_templates/js/jquery/thickbox/thickbox.js	(.../thickbox.js)	(revision 14144)
@@ -429,7 +429,7 @@
 }
 
 TB.parseRedirect = function ($data) {
-	var $match_redirect = new RegExp('^#redirect#(.*)').exec($data);
+	var $match_redirect = new RegExp('^#redirect#(.*?)($|\\s.*)').exec($data);
 	if ($match_redirect != null) {
 		// redirect to external template requested
 		return $match_redirect[1];