반드시 옵션을 입력해야한다는 부분 없애는 건 어떻게 하나요? 채택완료

        // $s_cart_id 로 현재 장바구니 자료 쿼리         $sql = " select a.ct_id,                         a.it_id,                         a.it_name,                         a.ct_price,                         a.ct_point,                         a.ct_qty,                         a.ct_status,                         a.ct_send_cost,                         a.it_sc_type,                         b.ca_id,                         b.ca_id2,                         b.ca_id3,       carnum                    from {$g5['g5_shop_cart_table']} a left join {$g5['g5_shop_item_table']} b on ( a.it_id = b.it_id )                   where a.od_id = '$s_cart_id' ";         $sql .= " group by a.it_id ";         $sql .= " order by a.ct_id ";         $result = sql_query($sql);

        $it_send_cost = 0;

        for ($i=0; $row=sql_fetch_array($result); $i++)         {             // 합계금액 계산             $sql = " select SUM(IF(io_type = 1, (io_price * ct_qty), ((ct_price + io_price) * ct_qty))) as price,                             SUM(ct_point * ct_qty) as point,                             SUM(ct_qty) as qty                         from {$g5['g5_shop_cart_table']}                         where it_id = '{$row['it_id']}'                           and od_id = '$s_cart_id' ";             $sum = sql_fetch($sql);        // 차대번호    $carnum = $row['carnum'];

   if($carnum !=''){     $carnum_div = '

            $a1 = '';             $a2 = '';             $image = get_it_image($row['it_id'], 70, 70);

            $it_name = $a1 . stripslashes($row['it_name']) . $a2;             $it_options = print_item_options($row['it_id'], $s_cart_id);             if($it_options) {                 $mod_options = '

            // 배송비             switch($row['ct_send_cost'])             {                 case 1:                     $ct_send_cost = '착불';                     break;                 case 2:                     $ct_send_cost = '무료';                     break;                 default:                     $ct_send_cost = '선불';                     break;             }

            // 조건부무료             if($row['it_sc_type'] == 2) {                 $sendcost = get_item_sendcost($row['it_id'], $sum['price'], $sum['qty'], $s_cart_id);

                if($sendcost == 0)                     $ct_send_cost = '무료';             }

            $point      = $sum['point'];             $sell_price = $sum['price'];         ?>

        if ($i == 0) {             echo '