#imageContainer {
	position:relative;
	margin:auto;
	width:846px;
	height:415px;
}

#imageContainer img {
	display:none;
	position:absolute;
	top:0; left:0;
}

#box_topo{
	position:absolute;
	width:846px;
	height:207px;
	left:0px;
	top:0px;
	z-index:3;
}