--- loncom/interface/coursecatalog.pm	2006/12/11 17:21:04	1.13
+++ loncom/interface/coursecatalog.pm	2007/01/06 20:12:19	1.14
@@ -656,11 +656,11 @@ sub get_valid_classes {
     if ($totalitems > 0) {
         if (@{$validations{'sections'}}) {
             $response = &mt('Sections: ').
-                        join(',',@{$validations{'sections'}}).'<br />';
+                        join(', ',@{$validations{'sections'}}).'<br />';
         }
         if (@{$validations{'xlists'}}) {
             $response .= &mt('Courses: ').
-                        join(',',@{$validations{'xlists'}});
+                        join(', ',@{$validations{'xlists'}});
         }
     }
     return $response;