#main h2{
	height:28px;
	background:url(../images/title_about_book.png) top left no-repeat;
	font-size:0;
	text-indent:-500px;
	overflow:hidden;
	margin-bottom:20px;
}

#subnav a{
	background-image:url(../images/birthspan.png);
	height:24px;
	width:120px;
}
#subnav a#subnav_item1{background-position:0 -25px;}
	#subnav a#subnav_item1.selected, #subnav a#subnav_item1:hover{background-position:0 0;}
#subnav a#subnav_item2{background-position:-121px -25px; display:none;}
	#subnav a#subnav_item2.selected, #subnav a#subnav_item2:hover{background-position:-121px 0;}

#preview {
	float:right;
	margin:30px;
	margin-right:0;
	width:319px;
}
	#preview .buy_now{
		display:block;
		height:30px;
		width:127px;
		background:url(../images/buy_now.gif) top left no-repeat;
		margin:auto;
		margin-top:25px;
		padding-right:20px;
		font-size:0;
		text-indent:-500px;
		overflow:hidden;
	}