#menu {
width: 100%;
float: left; font-family:Verdana; font-size:10pt; color:#FFFF00; text-align:center
}
#menu ul {
margin: 0;
padding: 0;
width: 12em;
float: left; list-style-type:none; font-family:Verdana
}
#menu a, #menu h2 {
border-left:1px solid #bbb; border-right:1px solid #888; border-top:1px solid #ccc; border-bottom:1px solid #555; display: block;
margin: 0;
font-style:normal; font-variant:normal; font-weight:bold; line-height:16px; font-size:10pt; font-family:Verdana; padding-left:3px; padding-right:3px; padding-top:2px; padding-bottom:2px
}

#menu h2 {
color: #0000FF;
background: #FFFF00;
text-transform: uppercase; font-family:Verdana; font-size:10pt
}
#menu a h2 {
color: #0000FF;
background: #FFFF00;
text-transform: uppercase; font-family:Verdana; font-size:10pt
}

#menu a {
color: #FFFF00;
background: #0000FF;
text-decoration: none; font-family:Verdana; font-size:10pt
}

#menu a:hover {
color: #0000FF;
background: #fff; font-family:Verdana; font-size:10pt
}
#menu li {position: relative; font-family:Verdana}

#menu ul ul ul {
position: absolute;
top: 0;
left: 100%; font-family:Verdana
}
#menu ul ul {
position: absolute;
z-index: 500; font-family:Verdana
}
div#menu ul ul {
display: none; font-family:Verdana
}
div#menu ul li:hover ul
{display: block; font-family:Verdana}
div#menu ul ul,
div#menu ul li:hover ul ul,
div#menu ul ul li:hover ul ul
{display: none; font-family:Verdana}

div#menu ul li:hover ul,
div#menu ul ul li:hover ul,
div#menu ul ul ul li:hover ul
{display: block; font-family:Verdana}
body {
behavior: url(csshover.htc); font-family:Verdana
}
<!--[if ie > <style type media > body {
behavior: url(csshover.htc);
font-size: 100%; font-family:Verdana
}

#menu ul li {float: left; width: 100%; font-family:Verdana}
#menu ul li a {height: 1%; font-family:Verdana} 

#menu a, #menu h2 {
font-style:normal; font-variant:normal; font-weight:bold; line-height:1.4em; font-size:10pt; font-family:Verdana
}
< style> < !   endif{ font-family: Verdana }