code: function(item) {
              var $handle = $.data(item, 'select-handle');
  
              if ($handle) {
                  $handle.removeData('select-item');
                  this.removeAllListeners($handle);
              }
  
              $.removeData(item, 'select');
              $.removeData(item, 'select-handle');
  
              if (this.$focusedItem && this.$focusedItem[0] === item) {
                  this.$focusedItem = null;
              }
          }
docs: Deinitialize an item.