protected function _initItems()
 {
     if ('catalogsearch' == Mage::app()->getRequest()->getModuleName()) {
         return parent::_initItems();
     }
     $data = $this->_getItemsData();
     $items = array();
     foreach ($data as $itemData) {
         if (!$itemData) {
             continue;
         }
         $obj = new Varien_Object();
         $obj->setData($itemData);
         $obj->setUrl($itemData['value']);
         $items[] = $obj;
     }
     $this->_items = $items;
     return $this;
 }