/**
* Sets search sorting config
*
* @param string $sCnid sortable item id
* @param string $sSortBy sort field
* @param string $sSortOrder sort order
*
* @return null
*/
public function setItemSorting($sCnid, $sSortBy, $sSortOrder = null)
{
parent::setItemSorting("oxsearch", $sSortBy, $sSortOrder);
}
