这是login.jsp,明明就 有<body bgcolor="green">可怎么显示不了呢？？？？
<%@ page language="java" import="java.util.*" pageEncoding="gb2312"%>
<%
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 'login.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 bgcolor="green">
<center>
用户登录<br>
<br>
<form action="loginC1.jsp" method="post">
用户名：<input type="text" name="username"><br>
密 码：<input type="text" name="passwd"><br>
<input type="submit" value="登陆">
<input type="reset" value="重置">
</form>
</center>
</body>
</html>