根据下拉列表的不同链接到不同页面,求高手
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">
<title>My JSP 'select.jsp' starting page</title>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<!--
<link rel="stylesheet" type="text/css" href="styles.css">
-->
</head>
<body>
<script language="javascript" type="text/javascript">
function ChangeItem()
{
var name=form.name.value;
window.location.href="New.jsp?name="+name;
}
</script>
<% String name="";
if(request.getParameter("name")!=null)
{
name=request.getParameter("name");
}
%>
<form name="form" method="post" action="">
<tr>
<td width="70" height="30">查询条件:</td>
<td width="180"><div align="left">
<select name="name" style="width:160;border:1px solid;" onChange="ChangeItem()">
<option>请选择</option>
<option value="1"<%if(name.equals("1")){%>selected<%} %>>按论文题目查询</option>
<option value="2"<%if(name.equals("2")){%>selected<%} %>>按指导老师查询</option>
<option value="3"<%if(name.equals("3")){%>selected<%} %>>按审核状态查询</option>
<option value="4"<%if(name.equals("4")){%>selected<%} %>>按论题性质查询</option>
</select>
</div></td>
</tr>
<%if(name.equals("1")){%>
<tr align="center">
<td height="30">关键字</td>
<td><input type="text" name="point"></td>
</tr>
<%}if(name.equals("2")){%>
<tr align="center">
<td height="30">关键字</td>
<td><input type="text" name="point"></td>
</tr>
<%}if(name.equals("3")){%>
<tr align="center">
<td height="30">关键字</td>
<td>
<input type="radio" name="yi" value="radiobutton"/>已审核
<input type="radio" name="yi" value="radiobutton"/>未审核
</td>
</tr>
<tr