var root_url = window.location.protocol+"//"+window.location.host+window.location.pathname;

UE.Editor.prototype._bkGetActionUrl = UE.Editor.prototype.getActionUrl;
UE.Editor.prototype.getActionUrl = function(action) {
   if (action == 'uploadfile') {
      return root_url+'?/attach_upload/id-files';
   } else {
      return this._bkGetActionUrl.call(this, action);
   }
}