/*通用*/
ul,li {
	margin: 0;
	padding: 0;
	list-style: none;
}
#Courseware_Navigation a {
	text-decoration:none;
	color:#000;
	text-overflow: ellipsis;
	white-space: nowrap;
	white-space: nowrap;
	overflow: hidden;
	display: block;
	float: left;
}
#Courseware_Navigation a:hover {
	color:#448ad0;
}
/*兼容性*/
#title0th,.wtyr{
	*margin-top: -12px;
}
/*一级目录*/
.Course1th {
	width: 200px;
	height: 23px;
	background-image: url(../../images/Courseware/bg1.png);
	background-repeat: no-repeat;
	line-height: 23px;
}
.Course1th > span {
	width: 8px;
	height: 8px;
	margin-left: 7px;
	margin-right: 7px;
	margin-top: 8px;
	display: block;
	float: left;
	background-repeat: no-repeat;
	background-image: url(../../images/Courseware/on1.png);
}
.Course1th > span[class = Course_none]{
	background-image: url(../../images/Courseware/no1.png);
}
.Course1th > a {
	width: 170px;
	height: 23px;
}
/*二级目录*/
.Course2th > ul > li {
	width: 200px;
	min-height: 20px;
	background-image: url(../../images/Courseware/bg2.png);
	background-repeat: no-repeat;
	line-height: 20px;
}
.Course2th > ul > li > span {
	width: 6px;
	height: 6px;
	margin: 7px 6px 0 20px;
	display: block;
	float: left;
	background-repeat: no-repeat;
	background-image: url(../../images/Courseware/on2.png);
}
.Course2th > ul > li > span[class = Course_none]{
	background-image: url(../../images/Courseware/no2.png);
}
.Course2th > ul > li > a {
	width: 160px;
	height: 20px;
}
/*三级目录*/
.Course3th > ul > li {
	width: 200px;
	min-height: 20px;
	background: #FFFFFF;
	/*background-position: left bottom;*/
	/*background-repeat: no-repeat;*/
	/*background-image: url(../../images/Courseware/bg3.png);*/
	line-height: 20px;
}
/*.Course3th > ul > li[class = scjn] {
	background:#FFFFFF;
}*/
.Course3th > ul > li > span {
	width: 5px;
	height: 5px;
	margin: 7px 6px 0 35px;
	display: block;
	float: left;
	background-repeat: no-repeat;
	background-image: url(../../images/Courseware/on3.png);
}
.Course3th > ul > li > span[class = Course_none]{
	background-image: url(../../images/Courseware/no3.png);
}
.Course3th > ul > li > a {
	width: 140px;
	height: 20px;
}
/*四级目录*/
.Course4th > ul > li {
	width: 200px;
	min-height: 20px;
	line-height: 20px;
	font-size: 12px;
}
.Course4th > ul > li > a {
	width: 130px;
	height: 20px;
	margin-left: 60px;
}
/*隐藏*/
.Course2th,.Course3th,.Course4th {
	display: none;
}