<div onmouseover="sub.style.display='block'" onmouseout="sub.style.display='none'">menu</div>
<div id=sub style="display:none">
<table><tr><td>sub1</td></tr>
<tr><td>sub2</td></tr>
<tr><td>sub3</td></tr>
</table>
</div>
(转)
<div id=sub style="display:none">
<table><tr><td>sub1</td></tr>
<tr><td>sub2</td></tr>
<tr><td>sub3</td></tr>
</table>
</div>
(转)
<HEAD>
<META NAME="GENERATOR" Content="Microsoft Visual Studio 6.0">
<TITLE></TITLE>
</HEAD>
<BODY>
<style>
body,td,a {font-size:9pt;color:black;text-decoration:none}
.normal {padding:2px}
.up {padding:1px;border:#999999 1px solid;background:#cccccc}
.down {padding:1px;border:dbdbdb 1px solid;background:dbdbdb}
</style>
<body onmousemove="move()">
<div style="position:absolute;z-index:1;width:1;height:1; left: 100; top: 100" ID=plane onmousedown="down=true;divleft=event.clientX-parseInt(plane.style.left);divtop=event.clientY-parseInt(plane.style.top)" onmouseup="down=false">
<table id="td123" cellspacing=2 width=100 border=0 style="BORDER:#999999 1px solid;cursor:hand" cellpadding="0" bgcolor="f4f4f4">
<tr>
<td bgcolor="#cccccc" height="20" style="BORDER:#999999 1px solid;cursor:move">
<div align="center">透明的菜单</div>
</td>
</tr>
<tr>
<td class=normal onMouseDown="this.className='down'"
onMouseOver="this.className='up',high(this),menu1.style.visibility='visible'" onMouseOut="this.className='normal',low(this),menu1.style.visibility='hidden'" style="filter:alpha(opacity=50)"onMouseUp="this.className='up'" >
<div align="right">有下级菜单>></div>
</td>
</tr>
<tr>
<td class=normal onMouseDown="this.className='down'"
onMouseOver="this.className='up',high(this),menu2.style.visibility='visible'" onMouseOut="this.className='normal',low(this),menu2.style.visibility='hidden'" style="filter:alpha(opacity=50)"onMouseUp="this.className='up'" >
<div align="right">有下级菜单>></div>
</td>
</tr>
<tr>
<td class=normal onMouseDown="this.className='down'"
onMouseOver="this.className='up',high(this)" onMouseOut="this.className='normal',low(this)" style="filter:alpha(opacity=50)"onMouseUp="this.className='up'">
<div align="right">无下级菜单>></div>
</td>
</tr>
<tr>
<td class=normal onMouseDown="this.className='down'"
onMouseOver="this.className='up',high(this)" onMouseOut="this.className='normal',low(this)" style="filter:alpha(opacity=50)"onMouseUp="this.className='up'">
<div align="right">无下级菜单>></div>
</td>
</tr>
</table>
<script language="JavaScript">
<!--
function flashit(){
if (!document.all)
return
if (td123.style.borderColor=="#666666")
td123.style.borderColor="#999999"
else
td123.style.borderColor="#666666"
}
setInterval("flashit()", 500)
//-->
</script>
<script language="javascript">
<!--
function high(image)
{
theobject=image
highlighting=setInterval ("highlightit(theobject)",100)
}
function low(image)
{
clearInterval(highlighting)
image.filters.alpha.opacity=50
}
function highlightit(cur2)
{
if (cur2.filters.alpha.opacity<100)
cur2.filters.alpha.opacity+=20
else if (window.highlighting)
clearInterval (highlighting)
}
//-->
</script>
<script>
var over=false,down=false,divleft,divtop;
function move(){
if(down){
plane.style.left=event.clientX-divleft;
plane.style.top=event.clientY-divtop;
}
}
</script>
<div id="menu2" style="position:absolute;top:45px;left:96; z-index:1; visibility: hidden; width: 105"
onMouseOver=this.style.visibility='visible'
onMouseOut=this.style.visibility='hidden'>
<table cellspacing=2 width=100 border=0 style="BORDER:#999999 1px solid;cursor:hand" cellpadding="0" bgcolor="f4f4f4" align="right">
<tr>
<td class=normal onMouseDown="this.className='down'"
onMouseOver="this.className='up',high(this)" onMouseOut="this.className='normal',low(this)" style="filter:alpha(opacity=50)"onMouseUp="this.className='up'">
<div align="center">子菜单</div>
</td>
</tr>
<tr>
<td class=normal onMouseDown="this.className='down'"
onMouseOver="this.className='up',high(this)" onMouseOut="this.className='normal',low(this)" style="filter:alpha(opacity=50)"onMouseUp="this.className='up'">
<div align=center>子菜单</div>
</td>
</tr>
<tr>
<td class=normal onMouseDown="this.className='down'"
onMouseOver="this.className='up',high(this)" onMouseOut="this.className='normal',low(this)" style="filter:alpha(opacity=50)"onMouseUp="this.className='up'">
<div align=center>子菜单</div>
</td>
</tr>
<tr>
<td class=normal onMouseDown="this.className='down'"
onMouseOver="this.className='up',high(this)" onMouseOut="this.className='normal',low(this)" style="filter:alpha(opacity=50)"onMouseUp="this.className='up'">
<div align=center>子菜单</div>
</td>
</tr>
</table>
</div>
<div id="menu1" style="position:absolute;top:24px;left:96px; z-index:1; visibility: hidden; width: 105"
onMouseOver=this.style.visibility='visible'
onMouseOut=this.style.visibility='hidden'>
<table cellspacing=2 width=100 border=0 style="BORDER:#999999 1px solid;cursor:hand" cellpadding="0" bgcolor="f4f4f4" align="right">
<tr>
<td class=normal onMouseDown="this.className='down'"
onMouseOver="this.className='up',high(this)" onMouseOut="this.className='normal',low(this)" style="filter:alpha(opacity=50)"onMouseUp="this.className='up'">
<div align="center">子菜单</div>
</td>
</tr>
<tr>
<td class=normal onMouseDown="this.className='down'"
onMouseOver="this.className='up',high(this)" onMouseOut="this.className='normal',low(this)" style="filter:alpha(opacity=50)"onMouseUp="this.className='up'">
<div align=center>子菜单</div>
</td>
</tr>
<tr>
<td class=normal onMouseDown="this.className='down'"
onMouseOver="this.className='up',high(this)" onMouseOut="this.className='normal',low(this)" style="filter:alpha(opacity=50)"onMouseUp="this.className='up'">
<div align=center>子菜单</div>
</td>
</tr>
<tr>
<td class=normal onMouseDown="this.className='down'"
onMouseOver="this.className='up',high(this)" onMouseOut="this.className='normal',low(this)" style="filter:alpha(opacity=50)"onMouseUp="this.className='up'">
<div align=center>子菜单</div>
</td>
</tr>
</table>
</div>
</div>
</BODY>
</HTML>