.ar {
	color:#434447;
	text-decoration:none;
}
.ar:hover, .ar:active {
	color:#ec0000;
}
#demo {
	width:430px;
	margin:auto;
	text-align:center;
	overflow:hidden;
}
#demo img {
	border:0px;
}
.casetd {
	width:116px;
	height:106px;
	background:url(../images/case_bg.gif) repeat-x left bottom;
	vertical-align:top;
}
#quick {
	width:214px;
	border:1px solid #dddddd;
	background:url(../images/q_bg.jpg) repeat-x left bottom;
	border-top:0px none;
	text-align:center;
	padding-top:14px;
	padding-bottom:15px;
}
#quick a {
	display:block;
	background:url(../images/quick_a.gif) no-repeat;
	text-align:center;
	width:158px;
	height:26px;
	line-height:26px;
	letter-spacing:2px;
	margin-top:1px;
}
#quick a:hover, #quick a:active {
	background:url(../images/quick_aa.gif) no-repeat;
	color:#ffffff;
}
#winbg {
	width:560px;
	height:380px;
	left:50%;
	top:50%;
	margin-top:-190px;
	margin-left:-280px;
	z-index:1000;
	position:absolute;
 filter: progid:dximagetransform.microsoft.alphaimageloader(enabled=true, sizingmethod=image, src="images/win.png");
	background:url(../images/win.png) no-repeat !important;
	background:none;
	visibility:hidden;
}
#win {
	width:560px;
	height:380px;
	left:50%;
	top:50%;
	margin-top:-190px;
	margin-left:-280px;
	z-index:1001;
	position:absolute;
	visibility:hidden;
}
#winbt {
	margin:6px auto auto 6px;
}
#wincon {
	width:522px;
	height:283px;
	margin:1px auto auto 7px;
	line-height:24px;
	overflow:auto;
	padding:12px;
}
#winclose {
	width:546px;
	height:28px;
	text-align:right;
}
.tagdef {
	width:76px;
	height:23px;
	display:block;
	float:left;
	margin-right:1px;
	background:url(../images/tag_bg.gif) no-repeat left top;
	color:#ffffff;
	text-align:center;
	line-height:23px;
	cursor:pointer;
}
.tag_a {
	width:76px;
	height:23px;
	display:block;
	float:left;
	margin-right:1px;
	background:url(../images/tag_red_bg.gif) no-repeat left top;
	color:#ffffff;
	text-align:center;
	line-height:23px;
	font-weight:bold;
	cursor:pointer;
}
.nav a{ font-size:14px; font-weight:bold; text-decoration:none; padding-top:15px}
.nav a:hover{ font-size:14px; font-weight:bold; color:#FF0000; text-decoration:underline;padding-top:5px}
.top_tip{ height:65px; line-height:22px;  width:998px; margin:0px auto; text-align:left}
/*height:80px¹ö¶¯¸ÄΪ*/
.top_tip b{ color:red; font-size:20px}
.tel_k{ border:2px dashed #3399FF; padding:8px 0px}


* {
	margin:0;
	padding:0;
}
ul, ol {
	list-style:none;
}

#content {
	width:998px;
	margin:0px auto;
	margin-bottom:10px
}
.main_nav {
	width:100%;
	height:30px;
}
.main_nav ul li {
	float:left;
	width:123px;
	height:30px;
	border-right:1px solid #fff;
	position:relative;
}
.main_nav ul li a {
	display:block;
	height:30px;
	line-height:30px;
	text-align:center;
/*	background:#333;*/
	color:#000; 
	background-image:url(../images/head_bg.gif);
	text-decoration:none;
}
.main_nav ul li dl {
	position:absolute;
	left:0;
	top:30px;
	width:123px;
	display:none;
}
.main_nav ul li dl dd {
	height:31px;
}
.main_nav ul li dl dd a {
	display:block;
	height:30px;
	line-height:30px;
	text-align:center;
	color:#fff;
	background:#64A3E1;
	border-bottom:1px solid #ccc;
}
.main_nav ul li dl dd a:hover{background:#9DC5EB;color:#fff; font-weight:bold}
.click {margin-top:200px;}