仿制下拉菜单问题

試試;<!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=gb2312" />
<title>下拉菜单</title>
</head><body>
<SCRIPT language=JavaScript>
function MM_findObj(n, d) { //v4.0
var p,i,x;if(!d) d=document;if((p=n.indexOf("?"))>0&&parent.frames.length){
d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
if(!x && document.getElementById) x=document.getElementById(n); return x;}
function MM_showHideLayers() { //v3.0
var i,p,v,obj,args=MM_showHideLayers.arguments;for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v='hide')?'hidden':v; }
obj.visibility=v; }}
//showhidelayer
function mOvr(src, cOvr) 
{if (!src.contains(event.fromElement)) {src.style.cursor = "default";src.bgColor = cOvr;}}
function mOut(src, cOut) 
{if (!src.contains(event.toElement)) {src.style.cursor = "default";src.bgColor = cOut;}}
//changetdcolor
</SCRIPT>
<table width="768" border="1" align="center">
  <tr>
    <td> <DIV id=menu01 style="POSITION: absolute">
            <DIV id=sub onmouseout="MM_showHideLayers('sub','','hide')" 
            onmouseover="MM_showHideLayers('sub','','show')" 
            style="HEIGHT: 30px; LEFT: -7px; POSITION: absolute; TOP: 12px; VISIBILITY: hidden; WIDTH: 90px; Z-INDEX: 11">
<TABLE border=0 cellPadding=4 cellSpacing=1 class=46C92F width="150">                    <TR bgColor=#fafef4>
                      <TD><A class=pt03 
                        href="sub_new.php">新闻时事</A></TD>
  </TR>
                    <TR bgColor=#fafef4>
                      <TD><A class=pt03 
                        href="stock/index.php">移动股市</A></TD>
</TR>
                    <TR bgColor=#fafef4>
                      <TD><A class=pt03 
                        href="sub_xingzuo.php">星座预测</A></TD>
</TR>
                    <TR bgColor=#fafef4>
                      <TD><A class=pt03 
                        href="weather.php">天气预报</A></TD>
</TR>
</TABLE></DIV></DIV>
<A 
            class=menu href="" 
            onmouseout="MM_showHideLayers('sub','','hide')" 
            onmouseover="MM_showHideLayers('sub','','show')">菜单一</A> 
</td>
    <td>  <DIV id=menu02 style="POSITION: absolute">
            <DIV id=mo onmouseout="MM_showHideLayers('mo','','hide')" 
            onmouseover="MM_showHideLayers('mo','','show')" 
            style="HEIGHT: 30px; LEFT: -7px; POSITION: absolute; TOP: 12px; VISIBILITY: hidden; WIDTH: 90px; Z-INDEX: 12">
<TABLE border=0 cellPadding=4 cellSpacing=1 class=46C92F width="150">
                    <TR bgColor=#fafef4>
                      <TD><A class=pt03 href="mo/news.html" 
                        target=_blank>资讯大全0</A></TD>
</TR>
                    <TR bgColor=#fafef4>
                      <TD><A class=pt03 
                        href="mo/service.html">短语/图片/铃声0</A></TD>
</TR>
                    <TR bgColor=#fafef4>
                      <TD><A class=pt03 
                        href="mo/yxcs.html">游戏测试0</A></TD>
</TR>
                    <TR bgColor=#fafef4>
                      <TD><A class=pt03 
                        href="mo/0.html">纵横短信0</A></TD>
</TR></TABLE></DIV></DIV><A 
            class=menu href="" 
            onmouseout="MM_showHideLayers('mo','','hide')" 
            onmouseover="MM_showHideLayers('mo','','show')">菜单二</A> 
  
</td>
    <td>
<DIV id=menu03 style="POSITION: absolute">
            <DIV id=brand onmouseout="MM_showHideLayers('brand','','hide')" 
            onmouseover="MM_showHideLayers('brand','','show')" 
            style="HEIGHT: 30px; LEFT: -7px; POSITION: absolute; TOP: 12px; VISIBILITY: hidden; WIDTH: 90px; Z-INDEX: 11">
<TABLE border=0 cellPadding=4 cellSpacing=1 class=46C92F width="120">
                    <TR bgColor=#fafef4>
                      <TD><A class=pt03 href="mo/news.html" 
                        target=_blank>资讯大全1</A></TD>
</TR>
                    <TR bgColor=#fafef4>
                      <TD><A class=pt03 
                        href="mo/service.html">短语/图片/铃声1</A></TD>
</TR>
                    <TR bgColor=#fafef4>
                      <TD><A class=pt03 
                        href="mo/yxcs.html">游戏测试1</A></TD>
</TR>
                    <TR bgColor=#fafef4>
                      <TD><A class=pt03 
                        href="mo/0.html">纵横短信1</A></TD>
</TR></TABLE></DIV></DIV><A 
            class=menu href="mo/" 
            onmouseout="MM_showHideLayers('brand','','hide')" 
            onmouseover="MM_showHideLayers('brand','','show')">菜单三</A> 
</td>
    <td><DIV id=menu04 style="POSITION: absolute">
            <DIV id=product onmouseout="MM_showHideLayers('product','','hide')" 
            onmouseover="MM_showHideLayers('product','','show')" 
            style="HEIGHT: 30px; LEFT: -7px; POSITION: absolute; TOP: 12px; VISIBILITY: hidden; WIDTH: 90px; Z-INDEX: 11">
<TABLE border=0 cellPadding=4 cellSpacing=1 class=46C92F width="120">
                    <TR bgColor=#fafef4>
                      <TD><A class=pt03 href="mo/news.html" 
                        target=_blank>资讯大全2</A></TD>
</TR>
                    <TR bgColor=#fafef4>
                      <TD><A class=pt03 
                        href="mo/service.html">短语/图片/铃声12</A></TD>
</TR>
                    <TR bgColor=#fafef4>
                      <TD><A class=pt03 
                        href="mo/yxcs.html">游戏测试12</A></TD>
</TR>
                    <TR bgColor=#fafef4>
                      <TD><A class=pt03 
                        href="mo/0.html">纵横短信12</A></TD>
</TR></TABLE></DIV></DIV><A 
            class=menu href="" 
            onmouseout="MM_showHideLayers('yycq','','hide','logo','','hide','ring','','hide','sub','','hide','mo','','hide','brand','','hide','feature','','hide','product','','hide','help','','hide')" 
            onmouseover="MM_showHideLayers('yycq','','show','logo','','hide','ring','','hide','sub','','hide','mo','','hide','brand','','hide','feature','','hide','product','','show','help','','show')">菜单四</A> 
</td>
  </tr>
</table>
</body>
</html>