#menu {
	background: #006666;
	list-style: none;
	margin: 0;
	padding: 0;
	width: 12em;
}
#menu li {
	margin: 0;
	padding: 0;
	height: 32px;
	display: block;
}
#menu a {
	background: #006666;
	border-bottom: 1px solid #393939;
	border-left: 1px solid #393939;
	border-right: 1px solid #393939;
	color: #fff;
	display: block;
	margin: 0;
	padding: 8px 8px;
	text-decoration: none;
	font-weight:normal;
	width: 12em;
}
#menu a:hover {
	background: #339999 url("images/hover.gif") left center no-repeat;
	color: #fff;
	padding-bottom: 8px;
}

<!-- SUBMENU -->

#menu2 {
	background: #333;
	list-style: none;
	margin: 0;
	padding: 0;
	width: 13em;
}

#menu2 li {
	margin: 0;
	padding: 0;
	height: 32px;
	display: block;
}

#menu2 a {
	background: #339999;
	border-bottom: 1px solid #393939;
	border-left: 1px solid #393939;
	border-right: 1px solid #393939;
	color: #fff;
	display: block;
	margin: 0;
	padding: 8px 8px;
	text-decoration: none;
	font-weight:normal;
	width: 12em;
}

#menu2 a:hover {
	background: #fff url("images/hover_2.gif") left center no-repeat;
	color: #666;
	padding-bottom: 8px;

}

<!-- SUBMENU 3 -->

#menu3 {
	background: #333;
	list-style: none;
	margin: 0;
	padding: 0;
	width: 13em;
}

#menu3 li {
	margin: 0;
	padding: 0;
	height: 32px;
	display: block;
}

#menu3 a {
	background: #ffffff;
	border-bottom: 1px solid #393939;
	border-left: 1px solid #393939;
	border-right: 1px solid #393939;
	color: #666;
	display: block;
	margin: 0;
	padding: 8px 8px;
	text-decoration: none;
	font-weight:normal;
	width: 12em;
}

#menu3 a:hover {
	background: #339999 url("images/hover.gif") left center no-repeat;
	color: #fff;
	padding-bottom: 8px;

}