js弹出窗口带关闭
js弹出窗口带关闭,在这在网页中是常遇到的特效，二秒后出现。下面是源码：
<!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">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
</head>
<body>
<div class="boxqq" id="menu_zdd"><p>web前端技术交流群邀请您的加入<br /> QQ群号：51056097 <span onclick="document.getElementById('menu_zdd').style.display='none'" style="color: #993333; font-weight:bold">点击关闭</span></p>
</div>
<div style="height:"800px""></div>
<style>
.boxqq{
background-color: #EAF7FF;
border: 5px solid #2AAAFF;
height: 39px;
overflow: hidden;
padding: 9px;
text-align: left;
width: 192px;
display:none;
}
.boxqq p{
color: #FF1C3E;
font-size: 13px;
line-height: 20px;
margin: 0;
padding: 0;
}
</style>
<script type="text/javascript">
function resizeDiv(){
alert("asdf");
}
function resizeDiva(){
document.getElementById("menu_zdd").style.position="absolute";
document.getElementById("menu_zdd").style.top=(parseInt(document.documentElement.clientHeight,10)/2)+parseInt(document.documentElement.scrollTop,10)-50+"px";
document.getElementById("menu_zdd").style.left=((parseInt(document.documentElement.clientWidth,10)/2)-190)+"px";
}
function block(){
document.getElementById("menu_zdd").style.display="block";
}
window.onscroll=function (){
resizeDiva();
}
window.onload=setTimeout("block(),resizeDiva()",2000);
</script>
</body>
</html>
DEMO：js弹窗