<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>AutoJump</title>
</head>
<body>
<H4>操作成功</H4>
<p>
<b id="second">5</b>秒后回到主页<a href="javascript:goBack()">返回</a>
</p>
<script type="text/javascript">
var sec = document.getElementById("second");
var i = 5;
var timer = setInterval(function () {
i--;
sec.innerHTML = i;
if(i==1){
window.location.href="http://www.imooc.com/";
}
},1000);
function goBack() {
window.history.go(-1);
}
</script>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
<title>浏览器对象</title>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
</head>
<body>
<!--先编写好网页布局-->
<p>操作成功</p>
<p><span id="number">5</span>秒后回到主页<a href="#">返回</a></a></p>
<script type="text/javascript">
var num = 5;
function startCount(){
num --;
document.getElementById('number').innerHTML = num;
if(num==1){
window.location.href = "http://www.imooc.com/";
}
}
setInterval(startCount,1000);
function goBack(){
window.history.go(-1);
}
//获取显示秒数的元素，通过定时器来更改秒数。
//通过window的location和history对象来控制网页的跳转。
</script>
</body>
</html>
打开App，阅读手记
随时随地看视频
