.div_center {
	height:48px;
	text-align: center;
	width: 950px;
	margin-left: auto;
	margin-top: 0px;
	margin-right: auto;
	margin-bottom: 0px;
	overflow: hidden;
}  /*定义总体宽度、高度；background:003399; 控制背景颜色,居中对齐*/ 

#nav {
	line-height: 20px;
	list-style-type: none;
	height: 20px;
	text-align: center;
}         /*控制一级菜单行高；上边距5px；*/   
#nav a {
	display: block;
	width: 94px;
	text-align:center;
	font-size:13px;
	text-decoration: none;
	color: #ffffff;
	font-weight: bold;
} /*一级菜单链接总体样式：每个菜单的宽，居中对齐，文字大小*/ 
#nav a:link  {
	color: #ffffff;
	text-decoration:none;
	margin:0;
	line-height: 48px;
	font-size: 13px;
	font-weight: normal;
	font-family: Arial, Helvetica, sans-serif;
	background-image: url(../xins_img/index_r2_c11.jpg);
	background-repeat: no-repeat;
	background-position: right top;
}     /* 未访问的链接 */   
#nav a:visited  {
	color: #ffffff;
	text-decoration:none;
	margin:0;
	line-height: 48px;
	font-size: 13px;
	font-weight: normal;
	font-family: Arial, Helvetica, sans-serif;
	background-image: url(../xins_img/index_r2_c11.jpg);
	background-repeat: no-repeat;
	background-position: right top;
}    /* 已访问的颜色 */  
#nav a:hover {
	color: #FFCC00;
	text-decoration:none;
	margin:0;
	line-height: 48px;
	font-size: 13px;
	font-weight: normal;
	font-family: Arial, Helvetica, sans-serif;
}                /* 鼠标在链接上 */
#nav li {
	float: left;
	text-align: center;
}                   /* 一级菜左对齐 */ 
#nav li a:hover{
	font-size: 13px;
	text-decoration: none;
}     /* 鼠标在一级菜单上改变其背景色 */ 
#nav li ul {
	line-height: 24px;
	list-style-type: none;
	text-align:center;
	left: -999em;
	width:500px;
	position: absolute;
	background-image: url(../xins_img/001.jpg);
	background-repeat: repeat;
	padding-left: 15px;
}             /*二级菜单总体样式：行高24px；背景颜色；外框宽度；相对位置；边框一个象素，上边没样式，左右下边实线，边框颜色#003399；内边距1个象素*/

#nav li ul a{
	display:block;
	width: 70px;
	text-align:left;
	line-height: 25px;
	font-family: Arial, Helvetica, sans-serif;
	font-weight: lighter;
	font-size: 12px;
	text-indent: 10px;
	height: auto;
	margin-top: 0px;
	margin-right: auto;
	margin-bottom: 0px;
	margin-left: auto;
}                 /* 二级菜单链接样式；背景宽度、左对齐，左缩进2 */

#nav li ul a:link  {
	color:#666666;
	text-decoration:none;
	line-height: 25px;
	font-family: Arial, Helvetica, sans-serif;
	font-size: 12px;
	background-image: url(../xins_img/002.jpg);
	background-repeat: no-repeat;
	background-position: left center;
}                                   /* 未访问的链接 */ 
#nav li ul a:visited  {
	color:#666666;
	text-decoration:none;
	line-height: 25px;
	font-family: Arial, Helvetica, sans-serif;
	font-size: 12px;
	background-image: url(../xins_img/002.jpg);
	background-repeat: no-repeat;
	background-position: left center;
}                                 /* 已访问的链接 */
#nav li ul a:hover  {
	color:#000000;
	text-decoration:none;
	font-size: 12px;
	line-height: 25px;
	font-family: Arial, Helvetica, sans-serif;
	background-image: url(../xins_img/002.jpg);
	background-repeat: no-repeat;
	background-position: left center;
}/* 鼠标在链接上 */
#nav li:hover ul {
	left: auto;
	background-color: #FFFFFF;
}
#nav li.sfhover ul {left: auto;}
#content {clear: left;}