var subcat2 = new Array();
<?
$i=0;
$sql="select * from cat_small ";//查询所有小类
$result=mysql_query($sql);
while($rs=mysql_fetch_array($result))
{
echo "subcat2[".$i++."] = new Array('".$rs["id"]."','".$rs["cat_bigId"]."','".$rs["cat_name"]."');\n";
}
?>
function changeselect1(locationid)
{
document.leave_word.s2.length = 0;
document.leave_word.s2.options[0] = new Option('请选择','');
//alert(subcat2[1].toString());
//alert(locationid.length.toString());
for (i=0; i<subcat2.length; i++)
{
if (subcat2[i][1] == locationid)
{
document.leave_word.s2.options[document.leave_word.s2.length] = new Option(subcat2[i][2], subcat2[i][0]);}
}
}
</script>
<form method="post" action="mian.php" enctype="multipart/form-data" name="leave_word" onSubmit="return checkname()">
<?php
if(isset($_SESSION['name'])){
?>
<table align="center" style="margin-top:50px;">
<tr>
<td style="font-size:12px;">用户<?=htmlspecialchars($_SESSION['name'])?></td>
<td height="23"> <a href="regok.php?action=out">注销</a></td>
</tr>
<tr>
<td style="font-size:12px;">上传文件：</td>
<td height="23">
<select name="s1" width="20" onChange="changeselect1(this.value)">
<option selected>请选择</option>
<?php
$sql = "select * from cat_big order by id ";
$result = mysql_query($sql);
$row = mysql_num_rows($result);
while($rs = mysql_fetch_array($result)) {
echo "<option value=\"".$rs['id']."\" >";
echo $rs['cat_name'];
echo "</option>";
}
?>
</select>
<select name="s2">
<option selected>请选择</option>
</select>
<input type="hidden" name="MAX_FILE_SIZE" value="20000">
<input type="file" name="filename" style="height:20px; line-height:16px; width:300px;"> </td>
</tr>
<tr>
<td style="font-size:12px;">描述：</td>
<td height="23"><textarea name="textname" style="height:100px; width:440px;"></textarea></td>
</tr>
<tr>
<td></td><td height="23" align="center">
<input type="image" src="images/input01.gif" />
<img src="images/input02.gif" style="cursor:hand" onClick="document.all.leave_word.reset()" /></td>
</tr>
</table>
