div#popup_background {
	background: #000;
	display: none;
	filter: alpha(opacity=70);
	height: 100%;
	left: 0;
	opacity: .7;
	position: absolute;
	top: 0;
	width: 100%;
	z-index: 1;
}
div#popup {
	background: #fff;
	display: none;
	font-size: .9em;
	left: 50%;
	overflow: auto;
	position: absolute;
	top: 50%;
	z-index: 2;
}
div#popup div#content {
	overflow: auto;
	padding: 10px 15px;
}
div#popup div#popup_close {
	background: #eee;
	height: 16px;
	margin:0;
	padding: 5px;
	text-align: right;
	z-index: 3;
	top:0;
	left:0;
}
div#popup div#popup_close img {
	color: #66f;
	cursor: pointer;
}