JavaScript实现滚动广告层

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在<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">标准下

 

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">

<html>

<head>

    function move()
{
 document.getElementById("Layer1").style.top=(document.body.scrollTop)+100+"px";
document.getElementById("Layer1").style.left=(document.body.scrollLeft+document.body.clientWidth-document.getElementById("Layer1").offsetWidth)-100+"px";
}

</head>

 

<body>

<div id="Layer1">
div>

    <script>

        window.scroll=move;

        window.resize=move;

    </script>

</body>

</html>

+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

在<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">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">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>无标题文档</title>
<script language="javascript">
function move()
{

document.getElementById("Layer1").style.top=(document.documentElement.scrollTop)+100+"px";

document.getElementById("Layer1").style.left=(document.documentElement.scrollLeft+document.documentElement.clientWidth-document.getElementById("Layer1").offsetWidth)-100+"px";


}

</script>
<style type="text/css">
<!--
#Layer1 {
 position:absolute;
 width:200px;
 height:96px;
 z-index:1;
 left: 851px;
 top: 31px;
}
-->
</style>
</head>

<body>
<div id="Layer1"></div>
<script language="javascript">
window.onscroll=move;
window.onresize=move;
window.onload=move;
</script>

</body>
</html>