/* Sample 1 */

#box1{
	position:absolute;
}
#box1 span{
	display:block;
	float:left;
	width: 152px;
	height: 42px;
	text-align: center;
	margin: 0;
	padding: 0;
	cursor: pointer;
	background-color: #fff;
}
#box1 span:hover{
	background-color: #eee;
}

/* ********************************** */

.mask1{
	position:relative;
	width:760px;
	height:42px;
	overflow:hidden;
	left: 50%;
	margin-left: -382px
}

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