📄 login.jsp
字号:
<%@ page language="java" import="java.util.*" pageEncoding="GB18030"%>
<%
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">
-->
<script type="text/javascript">
<!--
function validate(){
var u=document.getElementById("username");
var p=document.getElementById("password");
var msg="";
if(trim(u.value)==""){
msg+=" 用户名不能为空\n";
}
if(trim(p.value)==""){
msg+="用户密码不能为空\n";
}
if(msg！=""){
alert(msg);
return false;
}
//正则表达式验证
var re=/^\d{11}$/;
if(!re.test(trim(u.value))){
msg+="用户名必须是11位数字";
}
re=/^\d{6}$/;
if(!re.test(trim(p.value))){
msg+="密码必须是6位数字";
}
if(msg!=""){
alert(msg);
return false;
}
return true;
}
function trim(obj){
return obj.replace(/^\s*/,"").replace(/^\s*$/,"");
}
-->
</script>
</head>
<body background="imgs/bg.jpg">
<form name="f1" id="f1" action="servlet/LoginServlet" method="get" onsubmit="return validate()">
<table border="0" align="center">
<h1> 欢迎惠顾</h1>
<h1>神舟MP3专卖</h1>
<tr>
<td>用户名:</td>
<td><input type="text" name="username" size="19" id="username"></td>
</tr>
<tr>
<td>密 码:</td>
<td><input type="password" name="password" id="password"></td>
</tr>
<tr>
<td colspan="2" align="center">
<input type="submit" value=" 登陆 ">
<input type="reset" value=" 重置 ">
</td>
</tr>
</table>
</form>
</body>
</html>
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