div.sample	{
	margin:1em auto;
	width:614px;
	clear:both;
}
div#Book {
	margin:1em auto;
	width:704px;
	height:440px;
	position:relative;
}
img#la,img#ra	{
	width: 44px;
	height: 440px;
	border:none;
	position: absolute;
	top:0;
}
img#la	{
	left:0px;
	background-image:url(../pageturn/arrow_left.png);
}
img#la:hover	{
	background-image:url(../pageturn/h_arrow_left.png);
}
img#ra	{
	left:659px;
	background-image:url(../pageturn/arrow_right.png);
}
img#ra:hover	{
	background-image:url(../pageturn/h_arrow_right.png);
}
img#nt60, img#nt61,img#nt62,img#nt63 {
	width:612px;
	height:438px;
	border:1px solid black;
	position:absolute;
	top:0;
	left:44px;
}
img#nt60	{
	visibility:visible;
}
img#la,img#nt61,img#nt62,img#nt63	{
	visibility:hidden;
}