#centerAdBox .adItem{
	display:none;
	position:fixed;
	width:503px;
	height:355px;
	top:50%;
	margin-top:-176px;
	left:50%;
	margin-left:-250px;
	z-index:999;
}
#centerAdBox .adItem a.closeAdBtn{
	position:absolute;
	display:block;
	width:35px;
	height:50px;
	top:0px;
	right:30px;
	cursor:pointer;
	opacity:0;
	filter:alpha(opacity=0);
}