如何用JavaScript修改隐藏域的值！ 急！！！ ( 积分: 38 )

<form name=&quot;LatticeEditorForm&quot; method=&quot;post&quot; action=&quot;admin_ppbj.asp&quot; onSubmit=&quot;return CheckForm();&quot;>
＜table＞<tr><td>
<input type=&quot;hidden&quot; id=&quot;index&quot; name=&quot;which&quot; value=&quot;1&quot;> <!-- 默认提交&quot;公司简介&quot; -->
</tr></td>

<tr><td>
<input type=&quot;submit&quot; name=&quot;B1&quot; value=&quot;修改&quot; onClick=&quot;document.LatticeEditorForm.content.value = frames.LatticeEditDocument.document.body.innerHTML;&quot;>
<./tr></td>
<tr><td>
<input type=&quot;reset&quot; name=&quot;B2&quot; value=&quot;重写&quot;>
</tr></td>
＜／form>

如何用javascript修改隐藏域<input type=&quot;hidden&quot; id=&quot;index&quot; name=&quot;which&quot; value=&quot;1&quot;>的值？

index,干嘛起这么怪的名啊,那可能得用all(&quot;input&quot[x].value来作了

<script>
document.LatticeEditorForm.which.value=123
alert(document.LatticeEditorForm.which.value);
</script>

接受答案了.