#example_4 {
	position: relative; /* important */
	overflow: hidden; /* important */
	width: 172px; /* important */
	height: 212px; /* important */
	background: #000;
}

#example_4_frame {position: relative}
#example_4_frame img {position: absolute;}
#example_4_previous {top: 0; left: 0;}
#example_4_next {top: 192px; left: 0;}

#example_4_content {
	position: absolute;
	margin-top: 20px;
	left: 0;
}

.example_4_item img {
	display: block;
	float: left;
	margin: 5px;
	padding: 5px;
	border: 1px solid #666;
	background-color: #000;
}