anchor.diff:              var self = this;
   
               this.$resourcePool.children().remove();
  +            this._appendOption(this.$resourcePool, '', '--Please select pool--');
               $pools.each(function () {
                   self._appendOption(self.$resourcePool, $j(this).attr('name'));
               });
  
positive.code: 
                  return false;
              });
          },
          _fetchOptionsClickHandler: function () {
              if (this.$fetchOptionsButton.attr('disabled') !== 'true') { // it may be undefined
                  this.refreshOptions();
              }
  
              return false; // to prevent link with href='#' to scroll to the top of the page
          },
          _renderImageRow: function (rows, id) {
              var $row = $j(this.templates.imagesTableRow).clone();
  
negative.code:             var self = this;
  
              this.$cloneFolder.children().remove();
              this._appendOption(this.$cloneFolder, '', '--Please select folder--');
              $folders.each(function () {
                  self._appendOption(self.$cloneFolder, $j(this).attr('name'));
              });
  