#class_nav{
	width:169px;
	margin-top: 0px;
	margin-right: auto;
	margin-bottom: auto;
	margin-left: auto;
	text-align: left;
	padding-top: 0px;
	background-image: url(../images/left_bottom--.gif);
	background-repeat: no-repeat;
	background-position: left bottom;
	padding-bottom: 0px;
	overflow: hidden;
}
#class_nav li{
	background-image: url(../images/class.png);
	width: 169px;
	background-repeat: no-repeat;
	background-position: center 0px;
	}
#class_nav a.main_class{
	display: block;
	text-decoration: none;
	line-height: 34px;
	font-size: 13px;
	width: 135px;
	padding-left: 34px;
background-image: url(../images/sub_class.gif);
	background-repeat: no-repeat;
	background-position: 20px 14px;
	color: #000000;

	height: 34px;
	overflow: hidden;
	font-weight: normal;

}
#class_nav a.main_class:hover{
	background-repeat: no-repeat;
	color: #AC2627;
	text-decoration: none;
}
#class_nav ul{
padding-top:5px;
}
#class_nav ul li {
	width: 169px;
	background-image: none;
	overflow: hidden;
}
#class_nav ul li a{
	background-image: url(../images/subclass_icon.gif);
	background-repeat: no-repeat;
	background-position: 15px 2px;
	font-family: Arial, Helvetica, sans-serif;
	font-size: 12px;
	line-height: 24px;
	text-decoration: none;
	clear: both;
	display: block;
	padding-left: 35px;
	width: 134px;
	overflow: hidden;
	font-weight: normal;
	color: #333333;
}
#class_nav ul li a:hover{
	text-decoration: none;
	color: #AC2627;
}
/*#class_nav ul.class_nav_s{
display:none;
}*/