#font-s {
	width:20px;
	height:20px;
	background-image: url(http://www.owl.gr.jp/common/images/font_size_s_on.gif);
	background-repeat: no-repeat;
	background-position: 0px 0px;
	text-indent: -9999px;
	display: block;
	float: left;
	margin-right: 5px;
	margin-left: 5px;
}
#font-l {
	width:20px;
	height:20px;
	background-image: url(http://www.owl.gr.jp/common/images/font_size_l.gif);
	background-repeat: no-repeat;
	background-position: 0px 0px;
	text-indent: -9999px;
	display: block;
	float: left;
}

body {
	font-size: 90%;
}