本来是想用JS结合做出一个选中然后删除的效果， 但删除总是实现不了， 无法获得选择的ID啊， 怎么办。求教了。
article.jsp
<%@page pageEncoding="utf-8" contentType="text/html;charset=utf-8"%>
<%@ page language="java"%>
<%@ page import="java.sql.*" import="java.util.*"%>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>后台管理系统</title>
<link rel="stylesheet" type="text/css" href="images/Style.css">
<script language="javascript" src="../a2j/class.js"></script>
<script language="javascript">
var IsChkAll = false;
function ChkAll(frm)
{
IsChkAll = !IsChkAll;
for(var i=0; i<frm.elements.length; i++)
if (frm.elements[i].type == "checkbox")
frm.elements[i].checked = IsChkAll;
}
function a_edit(frm)
{
var a_id=0;
var a_count=0;
for(var i=0; i<frm.elements.length; i++)
if(frm.elements[i].name=="Id" && frm.elements[i].checked)
{
a_id = frm.elements[i].value;
a_count ++;
}
if(a_count!=1)
alert("请选择一篇你需要修改/查看的文章");
else
document.URL="Article_Edit.asp?action=edit&Id=" + a_id + "&ChannelID=1";
}
function a_action(frm,aStr)
{
var a_count=0;
for(var i=0; i<frm.elements.length; i++)
if(frm.elements[i].name=="Id" && frm.elements[i].checked)
a_count ++;
if(a_count==0)
alert("你需要至少选择一篇文章进行相关操作");
else
{
frm.Cmd.value = aStr;
frm.submit();
}
}
</script>
</head>
<body>
<style type="text/css">
#showMsg{
width:200px;
position:absolute;
top:30px;
right:28px;
border:solid 1px #666666;
padding:8px;
color:#FF0000;
background-color:#FFFFFF;
z-index:1000;
}
</style>
<script language="javascript">
String.prototype.trim = function(){ return this.replace(/(^\s*)|(\s*$)/g, "");}
//显示错误信息
function ShowErrMsg(Info)
{
document.getElementById("showMsg").innerHTML = Info;
}
window.onscroll = function()
{
var t = document.body.scrollTop + 30;
document.getElementById("showMsg").style.top = t + "px";
}
</script>
<div id="showMsg">准备就绪,欢迎使用...</div>
<table cellspacing="0" cellpadding="5" width="100%" bgcolor="#fda700"
border="0" style="border-bottom:2px solid #CCCCCC;border-top:2px solid #CCCCCC;">
<tbody>
<tr>
<td nowrap="nowrap" width="2%"></td>
<td nowrap="nowrap" width="2%"><a title="后退" href="javascript:history.back();"><img
height="15" src="images/jiantou-Control-a1.jpg" width="16"
border="0" /></a></td>
<td nowrap="nowrap" width="89%"><table cellspacing="0" cellpadding="0" width="100%" border="0">
<tbody>
<tr>
<td align="center"><strong></strong> 欢迎您！</td>
</tr>
</tbody>
</table></td>
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