.window {
	width:465;
	height:50px;
	overflow: hidden;
	position: relative;
}
.window .center_frame {
	left:0px;
}
.islider {
	height: 470px;
	width: 465px;
	position:relative;
	margin:auto;
}
.islider img {
	margin-top: 0px;
	margin-left: 0px;
}
.next_center_frame {
	top:-470px;
	left:465px;
}