1 files changed, 8 insertions, 3 deletions
diff --git a/askbot/skins/common/media/js/post.js b/askbot/skins/common/media/js/post.js
index 294c5f41..7df01c83 100644
--- a/askbot/skins/common/media/js/post.js
+++ b/askbot/skins/common/media/js/post.js
@@ -2354,9 +2354,8 @@ UserGroupProfileEditor.prototype.decorate = function(element){
     logo_changer.decorate(change_logo_btn);
 };
 
-var GroupJoinButton = function(group_id){
+var GroupJoinButton = function(){
     TwoStateToggle.call(this);
-    this._group_id = group_id;
 };
 inherits(GroupJoinButton, TwoStateToggle);
 
@@ -2375,7 +2374,8 @@ GroupJoinButton.prototype.getHandler = function(){
             url: askbot['urls']['join_or_leave_group'],
             success: function(data){
                 if (data['success']){
-                    me.setOn(data['is_member']);
+                    var new_state = data['is_member'] ? 'on-state':'off-state';
+                    me.setState(new_state);
                 } else {
                     showMessage(me.getElement(), data['message']);
                 }
@@ -2384,6 +2384,11 @@ GroupJoinButton.prototype.getHandler = function(){
     };
 };
 
+GroupJoinButton.prototype.decorate = function(elem) {
+    GroupJoinButton.superClass_.decorate.call(this, elem);
+    this._group_id = this._element.data('groupId');
+};
+
 $(document).ready(function() {
     $('[id^="comments-for-"]').each(function(index, element){
         var comments = new PostCommentsWidget();