* {
	
	margin:0;
	padding:0;}

a {
	color:#; text-decoration:none; 
	bblr:expression(this.onFocus=this.blur()); // ie识别
	outline:none;}


/* @group main_nav */
#main_nav ul {
	font-size: 14px;
	font-weight:bold;
	list-style: none;
	font-family:"微软雅黑";}
#main_nav ul li a:hover {
	font-size: 14px;
    list-style: none; 
	color: #000;
	font-family:"微软雅黑";}

#main_nav {

	height:35px;
	width:974px;
	overflow: visible;
	margin:auto;}

#main_nav li {
	float: left;
	position: relative;
	z-index:999;}

#main_nav li a {
	color: #005ca3;
	display: block;
	width: 108px;
	height:35px;
	text-decoration: none;
	line-height:30px;
	text-align: center;
	font-size:14px;}

#main_nav li ul li a {
	font-size:12px;
	width:108px;
	height: 22px;
	line-height: 22px;
	margin: 0px;
	font-family:"宋体";}

#main_nav li ul li a:hover, #main_nav li.focus ul li a:hover {
	background: #fff; font-size:12px; font-weight:normal; font-family:"宋体";}


#main_nav li.focus ul li a {
	background: none;}

#main_nav li ul {
	position: absolute;
	top:30px;
	left:0px;
	background: #ddd; 
	border-color: #ddd; 
	filter: Alpha(Opacity=80);
	border-style: none solid solid;
	border-width: medium 1px 1px;
	display: none;}

#main_nav li ul li{
	float: none;}

/* @end */