#popimg{
WIDTH:1002px;
margin:0 auto;
text-align:center;
height:35px;
color:#fff;
background:url(http://hospital.hf.cas.cn/images/zlyy_denu.jpg) repeat-x 0 0;
}
#popimg li{ margin:0; padding:0; }
#popimg2{
WIDTH:1002px;
margin:0 auto;
text-align:center;
z-index:-1;
color:#fff;
}
ul { 
	padding:2px 0 0 0;
	list-style: none;
	color:#fff;
	margin:0;
}
li {z-index:1000;
	position:relative;
	float: left;
	width: 75px;
	color:#fff;line-height:35px;
	
}
li ul { 
	position:absolute;
	display: none;
	top: 33px;left:0;
	color:#fff;
	background:#1B4338;
}
li:hover ul, li.over ul {
	display: block;
	color:#fff;
}
ul li a{
	display:block;
	font-size:12px;
	color:#fff !important;
	text-decoration: none;
}
ul li a:hover{
	color:#164A33;
}
ul li ul li{ border-bottom:1px dotted #255f51; line-height:20px; background:none; }
ul li ul li a:hover{ color:#fefbc2; background:#2c705f; }

#test{
	clear:both;
	background-color:#999999;
	width:1002px;
	height:100px;
	margin:0 auto;
}
#nav {
	font-size:12px;
	height:35px;
	text-align:center;
	color:#fff;
}
#nav ul li {
	height:auto;
	text-align:center;
	width:87px;
	cursor:pointer;
	position:relative;
	float:left;
	margin:2px;
}

#popimg {WIDTH:1002px;
margin:0 auto;
text-align:center;
height:35px;
}
.s{width:2px;height:35px;line-height:35px; color:#517B55}