[查看演示] 源码如下 ---------------------------------------------------------- <HTML>
<HEAD>
<TITLE>跟着滚动条的层-www.51windows.Net</TITLE>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<META NAME="Author" CONTENT="51windows,海娃,haiwa">
<META NAME="Description" CONTENT="Power by 51windows.Net">
</HEAD>
<body bgcolor="#CCDDFF">
<script language=javascript>
document.write("<DIV id=MovedDiv style='left:25px;POSITION:absolute;TOP:20px;'><a href='#top'><<返回顶部</a></div>");
lastScrollY=0;
function backtop()
{
diffY=document.body.scrollTop;
percent=.1*(diffY-lastScrollY);
if(percent>0)
{
percent=Math.ceil(percent);
}
else
{
percent=Math.floor(percent);
}
document.all.MovedDiv.style.pixelTop+=percent;
lastScrollY=lastScrollY+percent;
}
window.setInterval("backtop()",10);
</script>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
<br><br><br>
</body>
</html>
<div style="position: absolute; top: 10; right: 10; width: 148; height: 18;cursor:hand">
<input type="button" name="Button" value="查看源代码" onClick= 'window.location = "view-source:" + window.location.href'></div> |