<!DOCTYPE html>
<html>
<head>
</head>
<body>
<script type="text/javascript">
function validateFrom()
{
var x=document.forms["myForm"]["Username"].value;
var y=document.forms["myForm"]["Password"].value;
if (x!="admin"||y!="pwd")
{
alert("账号或密码错误");
return false;
}
}
</script>
<form name="myForm" onsubmit="return validateFrom()" method="post">
Username:<br>
<input type="text" name="Username" >
<br>
Password:<br>
<input type="password" name="Password">
<br><br>
<input type="submit" value="登陆">
</form>
</body>
create database samp_db;
use samp_db;
create table users(
id int unsigned not null auto_increment primary key,
username char(10) not null,
password char(10) not null);
insert into users(username,password) values("DNBAA",PASSWORD("838xxxxx"));