body {
	background-color: #666666;
	margin:0px auto;
}
#main{
	width:911px;
	margin:0px auto;
}

#header{
	float:left;
	width:911px;	
	background:#3399cc;    /*一级项目间隔之间的颜色*/
		
}
#header img{float:left;} /*清除图片与下面div之间的空隙*/
/*导航条Div样式*/
/* common styling */
#navdiv {
	float:left;
	font-family: arial, sans-serif;
	width:911px;
	position:relative;
	margin:0;
	font-size:14px;
	z-index:1000;
}
/*去除li下img右边距多一的hack*/
#navdiv ul li img{
	float:left;
	+margin-right:-1px;
	padding:0px;
}
#navdiv ul li a, #navdiv ul li a:visited {
	float:left;
	display:block;
	text-decoration:none;
	width:160Px;
	height:32px;
	text-align:center;
	color:#fff;
	background:#003399;
	line-height:30px;
	font-size:14px;	
	overflow:hidden;
	background:url("../Pic/nav_bg.gif");
}
#navdiv ul li a.curr {
	background-position:bottom left;
}
#navdiv ul {padding:0; margin:0;list-style-type: none; }
#navdiv ul li {float:left; margin-right:1px; position:relative;}
#navdiv ul li.other {
	margin-right:0px;		/*占位不用间隔*/
}

#navdiv ul li ul {display: none;}

#navdiv ul li:hover a {color:#fff; background:#36f;font-weight:bold;
	background:url("../Pic/nav_bg.gif");
	background-position:bottom left;
}
#navdiv ul li:hover ul {display:block; position:absolute; top:32px; left:0; width:160px;}
#navdiv ul li:hover ul li a.have3 {background:#6a3; color:#fff;}
#navdiv ul li:hover ul li:hover a.have3 {background:#6cf; color:#000;}
#navdiv ul li:hover ul li ul {display: none;}
#navdiv ul li:hover ul li a {display:block; background:#ddd; color:#000;font-size:12px;}
#navdiv ul li:hover ul li a:hover {background:#6699cc; color:#fff;font-weight:normal;}
#navdiv ul li:hover ul li:hover ul {display:block; position:absolute; left:160px; top:0;}
#navdiv ul li:hover ul li:hover ul.left {left:-105px;}

#center{
	float:left;
	width:871px;
	background-color: #ffffff;
	border:0px;
	padding:10px 20px;
	background:url("../Pic/center_bg.gif") left top repeat ;
	font:normal 12px Tahoma, Arial, Helvetica, sans-serif;
}
#footer{
	float:left;
	width:911px;
	background:url("../Pic/footer_bg.gif") left top repeat-x #2B73B5;
	border:0px;
	padding:0px;
	color:#BCD6EF
}

#footer a{
	font:normal 11px Tahoma, Arial, Helvetica, sans-serif;
	color:#BCD6EF;
	text-decoration:none;
}

#footer a:hover{
	font:normal 11px Tahoma, Arial, Helvetica, sans-serif;
	color:#ffffff;
	text-decoration:none;
}

#footer span{
	display:block;
	
	font:normal 11px Tahoma, Arial, Helvetica, sans-serif;
	color:#BCD6EF;	
	text-align:center;
	margin:0px auto;
}