#ushrc {
	position: absolute;
	z-index: 100000;
	top: 10px;
	width: 55px;
	height: 45px;
	background-image: url('images/tableau-de-bord.png');
	background-repeat: no-repeat;
	margin-left: 50px;
}
#ushrc:hover {
	width: 115px;
	height: 100px;
	padding: 5px;
	background-image: url('images/tableau-de-bord-down.png');
	background-color: #666;
	border: 1px solid #ddd;
	border-radius: 10px;
}
#ushrc > div { display: none; }
#ushrc:hover > div { display: block; }
#ushrc_ener {
	position: absolute;
	top: 45px;
	left: 0px;
	height: 45px;
	width: 55px;
	background-image: url('images/donnees-energetiques.png');
}
#ushrc_ener:hover {
	background-image: url('images/donnees-energetiques-down.png');
}
#ushrc_eco {
	position: absolute;
	top: 45px;
	left: 60px;
	height: 45px;
	width: 55px;
	background-image: url('images/donnees-economiques.png');
}
#ushrc_eco:hover {
	background-image: url('images/donnees-economiques-down.png');
}
.ushrc_link{
	display: block;
	width: 55px;
	height: 45px;
}
#ushrc_docu {
	float: left;
	height: 45px;
	width: 55px;
	background-image: url('images/documentation.png');
}
#ushrc_docu_active {
	float: left;
	height: 45px;
	width: 55px;
	background-image: url('images/documentation-down.png');
}
#ushrc_docu:hover {
	background-image: url('images/documentation-down.png');
}
#ushrc_refer {
	float: left;
	height: 45px;
	width: 55px;
	background-image: url('images/tableau-de-referencement.png');
}
#ushrc_refer_active {
	float: left;
	height: 45px;
	width: 55px;
	background-image: url('images/tableau-de-referencement-down.png');
}
#ushrc_refer:hover {
	background-image: url('images/tableau-de-referencement-down.png');
}