#na{
	position: relative;
}
			#na ul{  /*用来设置列表属性*/
				list-style-type:none;
				padding: 0px;
				margin: 0px;
				overflow: hidden;
				
			}
		   #na li{
				float: left;
			}
			#na  ul li a:link,
		   #na ul li a:visited{
				display: block;
				width: 109px;
				text-decoration: none;
				color:white;
				text-align: center;
				cursor: pointer;
			}
			#na  ul li ul li a:link,
		   #na ul li ul li a:visited{
				display: block;
				width: 109px;
				text-decoration: none;
				color: black;
				text-align: center;
				cursor: pointer;
			}
			#na ul li a:hover,
			#na ul li a:active{
				background-color:#a4cafe;
				color: white;
			}
			#na ul li ul li a:hover,
			#na ul li ul li a:active{
				background-color:#a4cafe;
				color: white;
			}
		
		   #nav .nav_1 li{
		   	float: none;
		   	visibility: hidden;
		   	background-color: #a4cafe;
		   	
		   }
		    #nav .nav_2 li{
		   	float: none;
		   	visibility: hidden;
		   	background-color: #a4cafe;
		   }
		    #nav .nav_3 li{
		   	float: none;
		   	visibility: hidden;
		   	background-color: #a4cafe;
		   }
		    #nav .nav_4 li{
		   	float: none;
		   	visibility: hidden;
		   	background-color: #a4cafe;
		   	
		   }
		    #nav .nav_5 li{
		   	float: none;
		   	visibility: hidden;
		   	background-color:#a4cafe;
		   	
		   }
		    #nav .nav_6 li{
		   	float: none;
		   	visibility: hidden;
		   	background-color:#a4cafe;
		   }
		    #nav .nav_7 li{
		   	float: none;
		   	visibility: hidden;
		   	background-color: #a4cafe;
		   }
		    #nav .nav_8 .nav_8_1{
		   	float: none;
		   	visibility: hidden;
		   	background-color: #a4cafe;
		   }
		   #nav .nav_8 #nav_8_1 li{
		   	float: none;
		   	visibility: hidden;
		   	background-color: #a4cafe;
		   }
		    #nav .nav_9 li{
		   	float: none;
		   	visibility: hidden;
		   	background-color:#a4cafe;
		   }

.fontc{
	color: white;
}