.banner {
	margin:10px auto;
	border:1px solid #ddd;
	overflow:hidden;
}
.banner_728x90 {
	width:728px;
	height:90px;
}
.banner_970x90 {
	width:970px;
	height:90px;
}
.banner_300x250 {
	width:300px;
	height:250px;
}
.banner_250x250 {
	width:250px;
	height:250px;
}
.banner_300x600 {
	width:300px;
	height:600px;
}
.banner_600x300 {
	width:600px;
	height:300px;
}
.banner_468x60 {
	width:468px;
	height:60px;
}
.banner_160x600 {
	width:160px;
	height:600px;
}
.banner_300x420 {
	width:300px;
	height:420px;
}
.banner_336x280 {
	width:336px;
	height:280px;
}
#skin_left, #skin_right {
	position:fixed;
	cursor: pointer;
	min-height: 600px;
	top:0;
}
#skin_left {
	left:0;
}
#skin_right {
	right:0;
}
#skin_above {
	cursor: pointer;
	height: 100px;
	width: 992px;
	margin: 0 auto;
}
#infooter {
	position:fixed;
	bottom:0;
	left:50%;
	margin-left:-364px;
	width:728px;
	height:90px;
	background-color:transparent;
}
#close_infooter {
	position: absolute;
	background-color: #000;
	right: -8px;
	top: -8px;
	width: 25px;
	height: 25px;
	color: #fff;
	text-align: center;
	line-height: 25px;
	font-weight: bold;
	cursor: pointer;
	font-size: 15px;
	font-family: Verdana;
	border-radius: 16px;
	box-shadow:1px 1px 1px #555;
	z-index: 99999999;
}