인풋 숫자? 합계? 하는방법 문의드립니다. 채택완료

아래가 전체 소스인데
<?php $total += $ct_price['stotal'];?>

알려주신 이부분을 어디에 넣어야 할까요 ㅠ?




<?php
$chk_cnt = 0;
for($i=0; $row=sql_fetch_array($result); $i++) {
// 상품이미지
$image = get_it_image($row['it_id'], 50, 50);

// 상품의 옵션정보
$sql = " select ct_id, it_id, ct_price, ct_point, ct_qty, ct_option, ct_status, cp_price, ct_stock_use, ct_point_use, ct_send_cost, io_type, io_price
from {$g5['g5_shop_cart_table']}
where od_id = '{$od['od_id']}'
and it_id = '{$row['it_id']}'
order by io_type asc, ct_id asc ";
$res = sql_query($sql);
$rowspan = sql_num_rows($res);

// 합계금액 계산
$sql = " select SUM(IF(io_type = 1, (io_price * ct_qty), ((ct_price + io_price) * ct_qty))) as price,
SUM(ct_qty) as qty
from {$g5['g5_shop_cart_table']}
where it_id = '{$row['it_id']}'
and od_id = '{$od['od_id']}' ";
$sum = sql_fetch($sql);

// 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'], $od['od_id']);

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

for($k=0; $opt=sql_fetch_array($res); $k++) {
if($opt['io_type'])
$opt_price = $opt['io_price'];
else
$opt_price = $opt['ct_price'] + $opt['io_price'];

// 소계
$ct_price['stotal'] = $opt_price * $opt['ct_qty'];
$ct_point['stotal'] = $opt['ct_point'] * $opt['ct_qty'];
?>
<tr style=" height: 100px;">
<?php if($k == 0) { ?>
<td rowspan="<?php echo $rowspan; ?>" class="td_chk">
<label for="sit_sel_<?php echo $i; ?>" class="sound_only"><?php echo $row['it_name']; ?> 옵션 전체선택</label>
<input type="checkbox" id="sit_sel_<?php echo $i; ?>" name="it_sel[]">
</td>
<td rowspan="<?php echo $rowspan; ?>" class="td_left">
<a href="./itemform.php?w=u&amp;it_id=<?php echo $row['it_id']; ?>"><?php echo $image; ?> <?php echo stripslashes($row['it_name']); ?></a>
<?php if($od['od_tax_flag'] && $row['ct_notax']) echo '[비과세상품]'; ?>
</td>

<?php } ?>
<td><?php $it= sql_fetch("select it_maker , it_basic from {$g5['g5_shop_item_table']} where it_id = '{$row['it_id']}' "); ?><?php echo $it['it_maker']; ?> </td>
<td class="td_left">
<?php $it= sql_fetch("select it_origin , it_basic from {$g5['g5_shop_item_table']} where it_id = '{$row['it_id']}' "); ?> <?php echo $it['it_origin']; ?>
</td>
<td class="td_num">
<label for="ct_qty_<?php echo $chk_cnt; ?>" class="sound_only" value="<?php echo $opt['ct_qty']; ?>"> 수량</label>
<span class="quantity"><?php echo $opt['ct_qty']; ?></span>
</td>
<td class="td_num_right "><input type="text" name="opt_price" class="price" value="<?php echo number_format($opt_price); ?>"> </td>
<td class="td_num_right"><span class="calc_price"><?php echo number_format($ct_price['stotal']); ?></span></td>

</tr>




<?php
$chk_cnt++;
}
?>
<?php
}
?>

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