Html+JS实现跳转

可以实现倒计时跳转的过程

<!DOCTYPE html>
<html>
<head>
<meta content="zh-CN" http-equiv="Content-Language">
<meta CONTENT="text/html; charset=gb2312" HTTP-EQUIV="Content-Type">
<title>Insert title here</title>
<script type="text/javascript">
    window.onload = function(){
        var time = 5;
        var secondEle = document.getElementById("second");
        var timer = setInterval(function(){
            secondEle.innerHTML = time;
            time--;
            if(time==0){
                clearInterval(timer);
                location.href="http://www.baidu.com";
            }
                
        },1000);
    }
</script>
</head>
<body>
    恭喜你,注册成功,<span style="color:red" id="second">5</span>秒钟后跳转,如不跳转点击<a href="http://www.baidu.com">这里</a>!
</body>

Html实现跳转

<html>-
<head>
    <meta content="zh-CN" http-equiv="Content-Language">
    <meta CONTENT="text/html; charset=gb2312" HTTP-EQUIV="Content-Type">
    <meta content="2;url=http://www.baidu.com" http-equiv="refresh">
</head>
<body>
</body>
</html>