如下：
<%@ page language="java" import="java.util.*" pageEncoding="gbk"%>
<jsp:useBea id="javafun" class="pack.javafun"></jsp:useBea>
<%
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="/go.html?url=<%=basePath%>">
<title> 首 页 </title>
</head>
<script>
function exits()
{window.close();}//關閉頁面
</script>
<body bgcolor="#000000" style="color:#00FF7F;">
<form>
<center>登录界面 <hr> </center>
<br><br>
<table width="650" height="360" background="Img/start.jpg" align="center" border="0"><tr><td>
<table width="200" height="123" align="center" border="0">
<tr>
<td>用户名:<input type="text" name="user" size="27" maxlength="20"></td>
</tr>
<tr>
<td>密 码:<input type="password" name="psssword" size="30" maxlength="20"></td>
</tr>
<tr>
<td colspan="2" align="center"><br>
<input type="submit" value=" 登 录 " style="background-image: url('Img/clo.gif');background-color: transparent;border:0px;color:#00FF7F;">
<input type="button" value=" 退 出 " style="background-image: url('Img/clo.gif');background-color: transparent;border:0px;color:#00FF7F;"onClick="exits()">
</td>
</tr>
</table>
</td></tr></table>
</form>
</body>
</html>
<%@ page language="java" import="java.uti
