.bk_l {
	background-attachment: fixed;
	background-image: url(bk_l.jpg);
	background-repeat: repeat-y;
	background-position: left top;
}
.bk_r {
	background-attachment: fixed;
	background-image: url(bk_r.jpg);
	background-repeat: repeat-y;
	background-position: right top;
}
.txt12 {
	font-size: 12px;
	font-style: normal;
	line-height: 15px;
}
.txt10 {
	font-size: 10px;
	font-style: normal;
	line-height: normal;
}
a { text-decoration: none; } 
a:hover { background-color: #DECDDE; } .txt15b {
	font-size: 15px;
	font-style: normal;
	line-height: normal;
	font-weight: bold;
}
.txt11 {
	font-size: 11px;
	font-style: normal;
	line-height: normal;
}