#menu_photos{
	position: absolute;
	left: 800px;
	top: 600px;
	width: 300px;
	height: 41px;
	text-align: center;
	z-index: 0;
}

.cadre_xy{
	position: absolute;
}

.cadre_on{
	display: block;
}

.cadre_off{
	display: none;
}

.cadre_en ligne{
	display: inline;
}