遇到一个解决不了的问题, 好心人帮帮忙.

[神码浮云]

下面是一段右飘浮的层, 这里有一个问题, 就是不同的显示器出现上下的位置不一样.
而且相差很大, 请问一下这是什么原因呢, 请帮帮忙, 万分感谢~~~~~

<div id="divStayTopright" style="position:absolute; z-index:999"> 
<a href="http://www.dongxifang.com/" title="返回主页"><img border="0" src="/images/qq2/back_home.gif"></a><br>
<a href="javascript:window.external.addFavorite('http://www.dongxifang.com/','东西方教育');" title="收藏本站"><img border="0" src="/images/qq2/icon_bookmark.gif" ></a><br>
<a href="mailto:[e-mail]" title="给客服发送邮件"><img border="0" src="/images/qq2/icon_mail_phone.gif" ></a><br>
<a href="http://wpa.qq.com/msgrd?V=1&Uin=3393772&Site=www.izhu.com&Menu=yes" target="_blank" title="客服"><img src="/images/qq2/qq_12606688_on.gif" border="0" align="absmiddle"></a><br>
<a href="msnim:chat?contact=[e-mail]" target="_blank" title="客服"><img src="/images/qq2/icon_msn.gif" border="0" align="absmiddle"></a><br>
<a href="#top" title="返回页顶"><img border="0" src="/images/qq2/top.gif"></a><br>  
</div> 

<SCRIPT type="text/javascript">
var verticalpos="frombottom"
function JSFX_FloatTopDiv()
{
var startX =0,
startY = 560;
var ns = (navigator.appName.indexOf("Netscape") != -1);
var d = document;
function ml(id)
{
  var el=d.getElementById?d.getElementById(id):d.all?d.all[id]:d.divs[id];
  if(d.divs)el.style=el;
  el.sP=function(x,y){this.style.right=x;this.style.top=y;};
  el.x = startX;
  if (verticalpos=="fromtop")
  el.y = startY;
  else{
  el.y = ns ? pageYOffset + innerHeight : document.documentElement.scrollTop + 
document.documentElement.clientHeight;
  el.y -= startY;
  }
  return el;
}
window.stayTopright=function()
{
  if (verticalpos=="fromtop"){
  var pY = ns ? pageYOffset : document.documentElement.scrollTop;
  ftlObj.y += (pY + startY - ftlObj.y)/8;
  }
  else{
  var pY = ns ? pageYOffset + innerHeight : document.documentElement.scrollTop + 
document.documentElement.clientHeight;
  ftlObj.y += (pY - startY - ftlObj.y)/8;
  }
  ftlObj.sP(ftlObj.x, ftlObj.y);
  setTimeout("stayTopright()", 10);
}
ftlObj = ml("divStayTopright");
stayTopright();
}
JSFX_FloatTopDiv();
</SCRIPT>

[神码浮云]

喔~~~ 对了, 我家里的是IE6, 公司的是IE8, 不知会不会跟这个有关呢??? 之前没有想到.