#spitem {
	margin-bottom:20px;
}

#spitem ul {
	margin:0 -4px 0 0;
	padding:0;
	list-style:none;
	width: 720px;	/* 720px */
}

#spitem ul li {
	float:left;
	width:140px;
	height:140px;
	margin:0 4px 4px 0;
}

#spitem img {
	width: 140px;
	height:140px;
}