$radio[] =& HTML_QuickForm::createElement('radio', 'sort_by', null, $LANG['by_hotel_name'], 'name');
$radio[] =& HTML_QuickForm::createElement('radio', 'sort_by', null, $LANG['by_star_rating'], 'rating');
$radio[] =& HTML_QuickForm::createElement('radio', 'sort_by', null, $LANG['by_price'], 'price');
$form->addGroup($radio, null, 'kkkk', ' ');