ul#menu li
{
	float: left;
	position: relative;
	width: 800px;

}

ul#menu li a
{
	display: block;
	height: 40px;
}

ul#menu li a.actif,
ul#menu li a:hover
{
	background-position: 0 -40px;
}

ul#menu li a span
{
	display: none;
}

ul#menu li .web
{
	width: 800px;
	background: url(../img-menu/btnweb.jpg) no-repeat;
}

ul#menu li .labo
{
	width: 800px;
	background: url(../img-menu/btnlabo.jpg) no-repeat;
}

ul#menu li .philophie
{
	width: 800px;
	background: url(../img-menu/btnphilosophie.jpg) no-repeat;
}

ul#menu li .blog
{
	width: 800px;
	background: url(../img-menu/btnblog.jpg) no-repeat;
}

ul#menu li .contact
{
	width: 800px;
	background: url(../img-menu/btncontact.jpg) no-repeat;
}