复制代码代码如下:
<! Doctype html public "- // w3c // dtd xhtml 1.0 transitional // en" "http://www.w3.org/tr/xhtml1/dtd/xhtml1-transitional.dtd">
<html xmlns = "http://www.w3.org/1999/xhtml">
<adal>
<Title> 定时关闭的层 </TITAL>
<meta http-equiv = "content-type" content = "text / html; charset = gb2312">
<style>
#divbox {
Border: 5px solide # 0066cc;
Contexte: SkyBlue;
rembourrage: 20px;
taille de police: 22px;
Couleur: blanc;
}
</ style>
<script linguisse = "javascript">
function codefans () {
var box = document.getElementById ("divbox");
box.style.display = "aucun";
}
setTimeout ("codefans ()", 3000); // 3 秒
</cript>
</ head>
<body>
<div id = "divbox"> wwwwwwwwwwwwwwwwwwww！ </div>
</docy>
</html>