--- loncom/interface/courseprefs.pm	2015/05/21 23:26:35	1.71
+++ loncom/interface/courseprefs.pm	2015/06/09 21:22:55	1.72
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Handler to set configuration settings for a course
 #
-# $Id: courseprefs.pm,v 1.71 2015/05/21 23:26:35 raeburn Exp $
+# $Id: courseprefs.pm,v 1.72 2015/06/09 21:22:55 damieng Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -2430,6 +2430,7 @@ sub assign_course_categories {
         } else {
             $alert = &mt("Use 'Save' in the main window to save course categories");
         }
+        &js_escape(\$alert);
         $catwin_js = <<ENDSCRIPT;
 <script type="text/javascript">