Benjamin Renard commited on 2014-01-12 19:09:20 Showing 1 changed files, with 1 additions and 1 deletions.
@@ -74,7 +74,7 @@ function GroupList() {
}
this.isGroup=function(el) {
- return (el.isGroup!==undefined);
+ return (jQuery.type(el)=='object' && jQuery.type(el.isGroup)=='function' && el.isGroup());
this.removeGroup=function(name) {