private function getRecomId($each_recom)
    {
        $id = $each_recom->find('a', 0)->href;
        $id = explode('/', $id);
        $id = explode('-', $id[5]);
        if ($id[0] == $this->_id) {
            return $id[1];
        } else {
            return $id[0];
        }
    }