网页中广告随着滚动条滚动位置不变
来源：互联网 发布：网上怎么自学淘宝 编辑：程序博客网 时间：2024/05/29 17:53
<!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><style type="text/css" >#divCenter{ margin:0px auto; width:1000px; border:1px solid red;}#divA{ position:absolute; z-index:9px; top:50px; left:50px;}#divImg{ position:absolute; z-index:10px; top:0px; right:0px;}</style><script type="text/javascript" language="javascript">window.onscroll=function(){var top=document.documentElement.scrollTop||window.pageYOffset||document.body.scrollTop;//var top=document.documentElement.scrollTop||window.pageYOffset ||document.body.scrollTop;document.getElementById("divA").style.top=(top+50)+"px";}function closeImg(){document.getElementById("divA").style.display="none";}</script></head><body><div id="divA"><img src="advpic.gif"/><img src="close.jpg" id="divImg" onclick="closeImg();"/></div><div id="divCenter"><img src="contentpic.jpg" /></div></body></html>
