.window {
	width:762px;
	height:267px;
	overflow: hidden;
	position: relative;
	background-image:url(../images/topimgback.jpg);
}
.window .center_frame {
	left:0px;
}
.islider {
	background-image: url(frame.png);
	background-repeat: no-repeat;
	height: 267px;
	width: 762px;
	position:relative;
	margin:auto;
}
.islider img {
	margin-top: 0px;
	margin-left: 0px;
}
.next_center_frame {
	top:-267px;
	left:4000px;
}