ul#topnav {
	margin: 0; padding: 0;
	float: left;
	width: 100%;
	list-style: none;
	position: relative;
	font-size: 15px;
	background-image:url(http://www.standf1.com/images/barre.jpg); 
	background-repeat:no-repeat;
	background-color:#000000;
	letter-spacing:0px;
	font-weight:bold;
	font-family:Tahoma;
	
}
ul#topnav li {
	float: left;
	margin: 0; padding: 0;
	border-right: 1px solid #555;
}
ul#topnav li a {
	padding: 10px 15px;
	display: block;
	color: #f0f0f0;
	text-decoration: none;
}
ul#topnav li:hover { background: #c96513 url(topnav_active.gif) repeat-x; }
ul#topnav li span {
	float: left;
	padding: 10px 0;
	position: absolute;
	left: 0; top:35px;
	display: none;
	width: 100%;
	background: #c96513;
	color: #fff;
	
}
ul#topnav li:hover span { display: block; }
ul#topnav li span a { display: inline; }
ul#topnav li span a:hover {text-decoration: underline;}