记录滚动条位置方法2
<!--
Created by 宝玉 , 2004-2-21
http://www.webuc.net
http://www.nwpubbs.net
Description: 记录页面上次的滚动条位置
-->
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
<HEAD>
<TITLE> 记录滚动条位置 </TITLE>
<script language="javascript">
<!--
// 获取当前文件名
function getFileName()
{
var url = this.location.href
var pos = url.lastIndexOf("/");
if(pos == -1)
pos = url.lastIndexOf("\\")
var filename = url.substr(pos +1)
return filename;
}
function fnLoad()
{
with(window.document.body)
{
addBehavior ("#default#userData"); // 使得body元素可以支持userdate
load("scrollState" + getFileName()); // 获取以前保存在userdate中的状态
scrollLeft = getAttribute("scrollLeft"); // 滚动条左位置
scrollTop = getAttribute("scrollTop");
}
}
function fnUnload()
{
with(window.document.body)
{
setAttribute("scrollLeft",scrollLeft);
setAttribute("scrollTop",scrollTop);
save("scrollState" + getFileName());
// 防止受其他文件的userdate数据影响，所以将文件名加上了
// userdate里的数据是不能跨目录访问的
}
}
window.onload = fnLoad;
window.onunload = fnUnload;
// -->
</script>
</HEAD>
<BODY>
</BODY>
</HTML>
