.modal-overlay
{
	position:fixed;
	top:0;
	right:0;
	bottom:0;
	left:0;
	height:100%;
	width:100%;
	margin:0;
	padding:0 10px 0 0;
	background:#000;
	opacity:.75;
	filter: alpha(opacity=75);
	-moz-opacity: 0.75;
	z-index:101;
}
.modal-window
{
	position:fixed;
	top:50%;
	left:50%;
	margin:0;
	padding:0;
	/* background:#000;  this does work */
	z-index:102;
}
.close-window
{
	position:absolute;
	width:32px;
	height:32px;
	right:8px;
	top:8px;
	background:transparent url('close-button.png') no-repeat scroll right top;
	text-indent:-99999px;
	overflow:hidden;
	cursor:pointer;
	opacity:.5;
	filter: alpha(opacity=50);
	-moz-opacity: 0.5;
}
.close-window:hover
{
	opacity:.99;
	filter: alpha(opacity=99);
	-moz-opacity: 0.99;
}