),
'category' => array('category_id' => array(array('item',$where_url), array('model',$where_url))),
'producer' => array('producer_id' => array(array('item',$where_url), array('model',$where_url))),
),
'category' => array('category_id' => array(array('item',$where_url), array('model',$where_url))),
'producer' => array('producer_id' => array(array('item',$where_url), array('model',$where_url))),