#kwick .opt1 { background-image : url(http://www.kasutani.net/images/top_banner_01.jpg) ; }
#kwick .opt2 { background-image : url(http://www.kasutani.net/images/top_banner_02.jpg); }
#kwick .opt3 { background-image : url(http://www.kasutani.net/images/top_banner_03.jpg); }

#kwick .kwick a {
	display:block;
	width:700px;
	height:283px;
	text-indent:-999px;
}