#fade { 
	display: none;
	background-color: #000;
	position: fixed; 
	left: 0; 
	top: 0;
	width: 100%; height: 100%;
	opacity: .70;
	z-index: 1000000;
}
#popupBlock {
	display: none;
	background-color: #FFFFFF;
	float: left;
	position: fixed;
	top: 50%; 
	left: 50%;
	z-index: 1000001;
}

/*--Making IE6 Understand Fixed Positioning--*/
*html #fade {
	position: absolute;
}
*html #popupBlock {
	position: absolute;
}