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javascript制作一个跳转提示页面
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>制作一个跳转提示页面,雪豹软件工作室</title>
<link rel="stylesheet" type="text/css" href="body.css">
</head>
<body>
<p>操作成功</p>
<p><span id="txt">5</span>秒后回到主页 <a href="javascript:GoBack()">返回</a></p>
<script type="text/javascript">
var num=5;
function clock(){
if(num>1){
num=num-1;
document.getElementById("txt").innerHTML=num;
setTimeout(clock,1000);
}
else{
location.href = "http://www.baidu.com/";
}
}
setTimeout(clock,1000);
function GoBack(){
window.history.back();
}
</script>
</body>
</html>