新手求教JS兼容性问题，IE下正常，ff下出问题

<!-- 左隐藏菜单开始 -->
<script language="javascript1.2">

function move(x, y) {
if (document.getElementById) {
document.getElementById("object1").style.pixelLeft += x;
document.getElementById("object1").style.pixelTop  += y;}
else
if (document.getElementById("layers")) {
document.getElementById("object1").left += x;
document.getElementById("object1").top  += y;
}};

function position() {
document.getElementById("object1").left += -200;
document.getElementById("object1").top  += 0;
document.getElementById("object1").visibility = "show"
};

function makeStatic() {
if (document.getElementById) {document.getElementById("object1").style.pixelTop=document.body.scrollTop+100}
else {eval('document.getElementById("object1").top=eval(window.pageYOffset+20)');}
setTimeout("makeStatic()",0);}
</script>
<!-- 左隐藏菜单结束 -->
<!-- 左隐藏菜单BIG -->
<layer class="NS" onMouseOver="move(580,0)" onMouseOut="move(-580, 0)" top="20" visibility="hide" name="object1" left="0">
<script language="javascript1.2">
if (document.getElementById)
document.write(' <DIV ID="object1" style="Position : Absolute ;Left : -125px ;Top : 20px ;Width : 0px ;Z-Index : 20">')
</script>
<table onMouseOver="move(120,0)" onMouseOut="move(-120, 0)" cellspacing="1" cellpadding="2" border="0">
  <tr>
  <td>
  <style type="text/css">BODY {
MARGIN: 0px
}
</style>
  <table cellspacing="0" cellpadding="0" width="118" align="center" border="0">
    <tr>
    <td>
    <img height="160" alt="" src="http://www.jscode.cn/jscode/images/servicepic_01.jpg" width="118" border="0" name="servicepic_01"> </td>
    </tr>
    <tr>
    <td>
    <table cellspacing="0" cellpadding="0" width="118" align="left" border="0">
      <tr>
      <td background="http://www.jscode.cn/jscode/images/servicepic_02.jpg">
      <img height="25" alt="" src="http://www.jscode.cn/jscode/images/servicepic_02.jpg" width="14" border="0" name="servicepic_02"> </td>
      <td align="middle" width="89" bgcolor="#f8f6f7" height="25" style="z-index:-1">
      <a target="blank" href="tencent://message/?uin=1061306471&Site=网页特效观止&Menu=yes">
      <img border="0" src="http://wpa.qq.com/pa?p=1:1061306471:10" alt="点击这里给我发消息"> </a> </td>
      <td background="http://www.jscode.cn/jscode/images/servicepic_04.jpg">
      <img height="25" alt="" src="http://www.jscode.cn/jscode/images/servicepic_04.jpg" width="15" border="0" name="servicepic_04"> </td>
      </tr>
    </table>
    </td>
    </tr>
    <tr>
    <td>
    <img height="17" alt="" src="http://www.jscode.cn/jscode/images/servicepic_05.jpg" width="118" border="0" name="servicepic_05"> </td>
    </tr>
    <tr>
    <td>
    <table cellspacing="0" cellpadding="0" width="118" align="left" border="0">
      <tr>
      <td background="http://www.jscode.cn/jscode/images/servicepic_06.jpg">
      <img height="24" alt="" src="http://www.jscode.cn/jscode/images/servicepic_06.jpg" width="14" border="0" name="servicepic_06"> </td>
      <td align="middle" width="89" bgcolor="#f8f6f7" height="24">
      <a href="http://amos1.taobao.com/msg.ww?v=2&uid=gujiansong20071203&s=1" target="_blank">
      <img alt="点击这里给我发消息" src="http://www.jscode.cn/jscode/images/offline.gif" border="0"> </a> </td>
      <td background="http://www.jscode.cn/jscode/images/servicepic_08.jpg">
      <img height="24" alt="" src="http://www.jscode.cn/jscode/images/servicepic_08.jpg" width="15" border="0" name="servicepic_08"> </td>
      </tr>
      <tr>
      <td background="http://www.jscode.cn/jscode/images/servicepic_06.jpg">　 </td>
      <td align="middle" bgcolor="#f8f6f7" height="35">
      <table cellspacing="1" cellpadding="2" width="88%" align="center" bgcolor="#ffa800" border="0">
        <tr>
        <td align="middle" bgcolor="#ffffff">
        <a href="/guest.php" target="_blank">
        <span style="font-size: 9pt">站点留言簿 </span> </a> </td>
        </tr>
      </table>
      </td>
      <td background="http://www.jscode.cn/jscode/images/servicepic_08.jpg">　 </td>
      </tr>
    </table>
    </td>
    </tr>
    <tr>
    <td>
    <img height="22" alt="" src="http://www.jscode.cn/jscode/images/servicepic_09.jpg" width="118" border="0" name="servicepic_09"> </td>
    </tr>
  </table>
  </td>
  <td valign="top" align="middle" width="12" rowspan="100">
  <img height="109" src="http://www.jscode.cn/jscode/images/kefu.gif" width="20"> </td>
  </tr>
  <script language="javascript1.2">
<!--
if (document.getElementById||document.layers)
makeStatic();

if (document.layers) {
window.onload=position;
}

var sitems=new Array();
var sitemlinks=new Array();

function hl(n) {
n.className='hl'}
function n(h) {
h.className='n'}
//--> </script>
</table>
<script language="javascript1.2">
if (document.getElementById)
document.write(' <\/DIV>')
</script>
</layer>
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谢谢，自己搞半天都搞不定。。。。