*{margin:0;padding:0}

#mask {
	width:649px;
	height:331px;
	overflow:hidden;
	position:relative;
	float:left;
	margin-top: 5px;
}
#folio {
	position:absolute;
	top:0;
	left:0;
	width:2596px;
	float:left;
}
.col {
	display:block;
	width:649px;
	height:331px;
	float:left;
}