左边按钮 ，就是功能按钮的页面
<%@ 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 'index_stu_left.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>
<head><title>菜单界面</title></head>
<body>
<br> <br> <br><br><br><br>
<p><a href="find_stu_1.jsp"target="right">列出全部信息</a></p>
<p><a href="find_stu_3_tijiao.jsp"target="right">按宿舍号查询信息</a></p>
<p><a href="update_stu_2_edit.jsp"target="right">按宿舍号修改信息</a></p>
<p><a href="delete_stu_2_tijiao.jsp"target="right">按宿舍号删除信息</a></p>
<style type="text/css">
body{
background:url("image/444.jpg");
background-size:10000%;
}
</style>
</body>
</html>
