아래 쏘스를 사용하여 간단한 홈쇼핑페이지를 만들려고 합니다.
항목선택후 바구니 페이지인데 삭제라는 탭을 눌렀을경우, 실행결과에서 자꾸 자바스크립트 오류가 나거든요..
첫번째 스크립트의 오류라는 메세지가 자꾸뜹니다.
줄:3
문자:3
오류:'document.getElementById(...)'은(는) null이거나 개체가 아닙니다.
코드:0
이렇게 저렇게 해봐도 자꾸 오류나고 아흥;;
어디부분에 어디를 수정해야할지 막막하네요..
좀 도와주세요 .ㅠㅠ



<script>
        function detele_item(no){
                document.getElementById("ea["+no+"]").value = "0";
                document.cart.submit();
        }
        function ea_item(){
                if(document.cart.noitem.value != "1"){
                        document.cart.submit();
                }
        }
</script>
<link rel=StyleSheet HREF="style1.css" type=text/css title=style>
<?
// 배송료
        $post_price = "3000";
        $post_price2 = $post_price;

// 얼마 이상 무료배송
        $free_post = "5000000";

// 주문받을 게시판 아이디
        $order_id = "order";


// 라이브러리 함수 파일 인크루드
        include "../../lib.php";

//스킨의 경로
        $dir = "/bbs/skin/shop";

// DB 연결
        if(!$connect) $connect=dbConn();

// 쿠키값 정정
        $HTTP_COOKIE_VARS[cart] = str_replace("deleted,","",$HTTP_COOKIE_VARS[cart]);
        $HTTP_COOKIE_VARS[cart] = str_replace("0,","",$HTTP_COOKIE_VARS[cart]);

// ','를 기준으로 나눠서 배열로 저장 (번호/수량,번호/수량,번호/수량);
        $item = explode(",","$HTTP_COOKIE_VARS[cart]");
        $item_count = count($item);
        echo "<table cellpadding=0 cellspacing=0 width=500 border=0 align=center>
                        <tr>
                                <td align=center>
                                        <font color=black>사이즈</font>
                                </td>
                                <td align=center>
                                        <font color=black>상품명</font>
                                </td>
                                <td align=center >
                                        <font color=black>수량</font>
                                </td>
                                <td align=center >
                                        <font color=black>가격</font>
                                </td>
                                <td align=center>
                                        <font color=black>삭제</font>
                                </td>
                        </tr>
                        <tr>
                                <td height=2 class=zv3_footer  colspan=5><img src=$dir/t.gif border=0 height=2></td>
                        </tr>
                        <form name=cart method=post action="addcart.php">
                        <input type=hidden name=mode value="change_ea">
                        <input type=hidden name=id value="$id">
                ";
                
                $total_price = 0;
        for($i=0;$i<$item_count;$i++){
                $items[$i] = explode("/",$item[$i]);
                $result = mysql_query("select * from zetyx_board_$id where no ='".$items[$i][0]."'");
                $data = mysql_fetch_array($result);
                
                if($HTTP_COOKIE_VARS[cart]){
                echo "<tr>
                                <td align=center width=80>
                                        $data[sitelink1]
                                </td>
                                <td align=center>
                                        $data[subject]
                                </td>
                                <td align=center>
                                        <input type=hidden name="no[]" value="".$items[$i][0]."">
                                        <input type=text name="ea[]" value="".$items[$i][1]."" size=3  style="text-align:right;width:30px;font-weight:bold;height:22px">
                                        <input type=hidden name=noitem value=2>개 
                                </td>
                                <td align=center>
                                        ".number_format(($data[sitelink2] * $items[$i][1]))."원
                                        
                                </td>
                                <td align=center>
                                        <a href="#" onclick="detele_item($i);">삭제</a>
                                </td>
                        </tr>
                <tr>
                                <td colspan=5><img src=$dir/line.gif width=100% height=2></td>
                </tr>
                        ";
// 장바구니에 물건이 없을 때
                }else{
                        echo "
                                <tr>
                                        <td colspan=5 align=center height=30>
                                                <input type=hidden name=noitem value=1>
                                                <b>장바구니에 담은 상품이 없습니다.</b>
                                        </td>
                                </tr>
                                <tr>
                                        <td colspan=5  style="background-image:url('/images/dot_h.gif');height:1px;width:600px;"><td>
                                </tr>
                                ";
                }
                        $total_price = $total_price + ( $data[sitelink2] * $items[$i][1] );
                

        }
        
        echo "</table><br>";
?>
                <table width=550 align=center>
                        <tr>
                                <td align=center>
                                
                                        <a href="addcart.php?id=<?=$id?>&mode=deleteall">모두 삭제</a>   
                                        <a href="#" onclick="ea_item();return false;">수량갱신</a>
                                                
                                </td>
                        </tr>
                        </form>
                </table>
                <br>

<?
        if($total_price < $free_post){
                $total_price2 = $total_price + $post_price;
        }else{
                $total_price2 = $total_price;
                $post_price = 0;
        }
        
        echo "<table width=500 align=center  border=1  bordercolor=#929292 style="border-collapse:collapse;">";
        echo "
                        <tr>
                                <td align=center width=120  style="background-color:#D5D8DF;" height=20>
                                        상품총구매액(원)
                                </td>
                                <td align=center width=120 style="background-color:#D5D8DF;">
                                        배송료
                                </td>

                                <td align=center  style="background-color:#D5D8DF;">
                                        결제액
                                </td>
                        </tr>
                        <tr>
                                <td align=center>
                                        ".number_format($total_price)." 원
                                </td>
                                <td align=center>
                                        ".number_format($post_price)." 원
                                </td>
                                <td align=center>
                                         ".number_format($total_price2)." 원
                                </td>
                        </tr>                        
                ";
        echo "</table>";

?>

<br>
<!--- 주문정보를 입력받는 폼 -->
<table width=500 align=center  border=1  bordercolor=#929292 style="border-collapse:collapse;">
<form method="post" action="order.php">
<input type="hidden" name="id" value="<?=$order_id?>">
<input type="hidden" name="shopid" value="<?=$id?>">
<input type="hidden" name="post_price" value="<?=$post_price2?>">
<input type="hidden" name="free_post" value="<?=$free_post?>">
        <tr>
                <td colspan=2  align=center style="background-color:#D5D8DF;">
                        주문 하시는 분 정보
                </td>
        </tr>
        <tr>
                <td width=100 align=center style="background-color:#D5D8DF;">
                        성함
                </td>
                <td>
                        <input type="text" name="name" size=10>
                </td>
        </tr>
        <tr>
                <td width=100 align=center style="background-color:#D5D8DF;">
                        전화번호
                </td>
                <td>
                        <input type="text" name="tel" size=13> : 지역번호를 포함하여 적어주세요. 예) 02-1234-5678
                </td>
        </tr>
        <tr>
                <td width=100 align=center style="background-color:#D5D8DF;">
                        핸드폰
                </td>
                <td>
                        <input type="text" name="phone" size=13>
                </td>
        </tr>
        <tr>
                <td width=100 align=center style="background-color:#D5D8DF;">
                        이메일
                </td>
                <td>
                        <input type="text" name="email" size=30>
                </td>
        </tr>
        <tr>
                <td width=100 align=center style="background-color:#D5D8DF;">
                        우편번호
                </td>
                <td>
                        <input type="text" name="zipcode" size=6>
                </td>
        </tr>
        <tr>
                <td width=100 align=center style="background-color:#D5D8DF;">
                        주소
                </td>
                <td>
                        <input type="text" name="address" size=50>
                </td>
        </tr>
        <tr>
                <td width=100 align=center style="background-color:#D5D8DF;">
                        기타
                </td>
                <td>
                        <textarea name="etc" cols=58 rows=5></textarea>
                </td>
        </tr>
        <tr>
                <td width=100 align=center style="background-color:#D5D8DF;">
                        주문 비밀번호
                </td>
                <td>
                        <input type="password" name="password" size=10>
                </td>
        </tr>
        <tr>
                <td colspan=2 align=center>
                        <input type="submit" value="주문하기">
                </td>
        </tr>
</form>
</table>