<select name="ca_id" onchange="categoryCH(this.form)">
            <option value="">카테고리
            <?
            $script = "";
            $sql = " select * from $g4[category_table] ";
            $sql .= " order by ca_id ";
            $result = sql_query($sql);
            for ($i=0; $row=sql_fetch_array($result); $i++)
            {
				
                $len = strlen($row[ca_id]) / 2 - 1;

                $nbsp = "";
                for ($i=0; $i<$len; $i++)
                    $nbsp .= "&nbsp;&nbsp;&nbsp;";

                $str = "<option value='$row[ca_id]'>$nbsp$row[ca_name]\n";
                $category_select .= $str;
                echo $str;

            }
            ?>
        </select>
        <script> document.fitemform.ca_id.value = '<?=$it[ca_id]?>'; </script>
 <? if ($w == "") { ?>
            <?=help("기본분류를 선택");?>
        <? } ?>
        <?
        for ($i=2; $i<=3; $i++)
        {
            echo "&nbsp; <select name='ca_id{$i}'><option value=''>= {$i}차 분류 ={$category_select}</select>\n";
            echo "<script> document.fitemform.ca_id{$i}.value = '".$it["ca_id{$i}"]."'; </script>\n";
        }
        ?>   




function categoryCH(f)
{
    var idx = f.ca_id.value;

}

categoryCH(document.fitemform);

</script>

<select id=it_site name='it_site'>
<option value=""<?php if ($it[it_site]=='') { ?>selected='selected'<?php } ?>>선택하세요</option>
<option value="sir"<?php if ($it[it_site]=='1') { ?>selected='selected'<?php } ?>>sir</option>
<option value="naver"<?php if ($it[it_site]=='2') { ?>selected='selected'<?php } ?>>naver</option>                                                                        				</select>