Вывод кол-ва комментариев в TOP новостей

$crow = $db->super_query( "SELECT COUNT(*) as count FROM " . USERPREFIX . "_comments" );
$comm_num = $crow['count'];
$tpl->set('{comments-num}', $comm_num);

$db->query

while ( $row = $db->get_row() ) {

$tpl->set('{comments-num}', $row['comm_num']);