<%@ 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>
<script language="javascript">
function on_submit()
{ // 验证数据的合法性
if(form1.username.value=="")
{
alert("用户名不能为空，请输入用户名!");
form1.username.focus();
return false;
}
if(form1.userpassword.value=="")
{
alert("用户密码不能为空，请输入密码!");
form1.username.focus();
return false;
}
if(form1.reuserpassword.value=="")
{
alert("用户确认密码不能为空，请输入密码!");
form1.reuserpassword.focus();
return false;
}
if(form1.userpassword.value!=form1.reuserpassword.value)
{
alert("密码与确认密码不同");
form1.userpassword.focus();
return false;
}
if(form1.email.value.length==0)
{
for(i=0;i<form1.email.value.length;i++)
{
if(form1.email.value.charAt(i)=="@")
break;
if(i==form1.email.value.length)
{
alert("非法E-Mail地址");
form1.email.focus();
return false;
}
}
}
else
{
alert("请输入E-mail!");
form1.email.focus();
return false;
}
}
</script>
<head>
<meta http-equiv="Content-Type content="text/html; charset=gb2312">
<base href="<%=basePath%>">
<title>新用户注册</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>
<form method="post" action="regist.jsp" name="form1" onsubmit="return on_submit()">
新用户注册<br>
用户名(*):<input type="text" name="username" size="20"><br>
密 码(*):<input type="password" name="userpassword" size="20"><br>
再输一次密码(*):<input type="password" name="reuserpassword" size="20"><br>
性别:<input type="radio" value="男" checked name="sex">男
<input type="radio" name="sex" value="女">女<br>
出生年月:<input name="year" size="4" maxlength=4>年
<select name="month">
<option value="1" selected>1</option>
<option value="2">2</option>
<option value="3">3</option>
<option value="4">4</option>
<option value="5">5</option>
<option value="6">6</option>
<option value="7">7</option>
<option value="8">8</option>
<option value="9">9</option>
<option value="10">10</option>
<option value="11">11</option>
<option value="12">12</option>
</select>月
<input name="day" size="3" maxlength=4>日</td><br>
电子邮件(*):<input name="E-mail" maxlength=28><br>
家庭住址:<input type="text" name="address" size="20"><br>
<input type="submit" value="提交" name="B1"><input type="reset" value="全部重写" name="B2"><br>
</form>
</body>
</html>
原文地址：http://blog.csdn.net/u012804490/article/details/37729839
