📄 login.jsp
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<%@ page language="java" contentType="text/html; charset=gb2312"
pageEncoding="gb2312"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<title>请登录</title>
<style type="text/css">
<!--
#Layer1 {
position:absolute;
left:182px;
top:32px;
width:263px;
height:115px;
z-index:1;
background-color: #99CCCC;
}
.STYLE2 {
font-size: 36px;
font-weight: bold;
}
-->
</style>
</head>
<body>
<script language="javascript">
function check(){
if(form1.ur.value==""){
alert("请输入正确的用户名");
form1.ur.focus();
return false;
}
if(form1.ps.value == ""){
alert("密码不能为空，请输入密码！");
form1.ps.focus();
return false;
}
var txt = document.forms[0].ps.value;
if(txt.search("^[A-Za-z0-9]+$") !=0){
document.forms[0].ps.select();
alert("密码只能由字母或数字组成");
return false;
}
}
</script>
<form id="form1" name="form1" method="post" onsubmit="return check()" action="reservelet">
<div id="Layer1">
<div align="center"><strong><span class="STYLE2">短信系统登陆</span><br />
</strong> <br />
用户名
<input name="ur" type="text" size="15" />
<br />
<br />
密 码
<input name="ps" type="text" size="15" />
<br />
<input type="submit" name="Submit" value="登陆" />
</div>
</div>
<p> </p>
<p> </p>
<p> </p>
<p> </p>
<p> </p>
</form>
<br />
</body>
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