<style type="text/css" media="screen">

#menu {
width: 12em;
}

#menu ul {
list-style: none;
margin: 0;
padding:0;
}

#menu a, #menu h2 {
font: 10px;
display: block;
margin: 0;
padding: 2px 3px;
}

#menu a {
color: #fff;
background: #006666;
text-decoration: none;
}

#menu a:hover {
color: #003300;
background: #fff;
}

#menu li {
position: relative;
}

#menu ul ul ul {
position: absolute;
top: 0;
left: 100%;
width: 100%;
}

div#menu ul ul ul,
div#menu ul ul li:hover ul ul
{display: none;}

div#menu ul ul li:hover ul,
div#menu ul ul ul li:hover ul
{display: block;}

</style>

<!--[if IE]>
<style type="text/css" media="screen">
 #menu ul li {float: left; width: 100%;}
</style>
<![endif]-->
<!--[if lt IE 7]>
<style type="text/css" media="screen">
body {
behavior: url(csshover.htc);
font-size: 100%;
} 
#menu ul li {float: left; width: 100%;}
#menu ul li a {height: 1%;} 

#menu a, #menu h2 {
font: 1em/1.2em;
} 

</style>
<![endif]-->