#box1{
	position:absolute;
}
#box1 span{
	display:block;
	float:left;
}


.thumbs{
	width:54px;
}
.thumbs div{
	display:block;
	width:54px;
	height:41px;
	margin:3px 0;
	cursor:pointer;
}

.thumbs div img{
	display:block;
	width:100%;
	height:100%;
	border:none
}


.mask1{
	position:relative;
	width:426px;
	height:200px;
	overflow:hidden;
}


span img{
	display:block;
	border:none;
}