<head>
<title>javascript登陸</title>
</head>
<body>
用戶名:<input type="text" name="name"/><br/>
密碼:<input type="text" name="pass"/>
<input type="button" value="登陸" onclick="go()"/>
</body>
<script type="text/javascript">
function go(){
var name=document.getElementsByName("name").value;
var pass=document.getElementsByName("pass").value;
if(name=="123" && pass=="123"){
alert("登陸成功");
}else{
alert("用戶名或密碼不正確");
}
}
</script>
</html>