#overlay{
	position: absolute;
	top: 0;
	left: 0;
	z-index: 90;
	width: 100%;
	height: 100%;
	min-height:100%;
	background-color: #CCC;
	filter:alpha(opacity:0);
	-moz-opacity:0.0;
}
#sys_msg{
	position:absolute;
	left:0px;
	top:0px;
	z-index: 1001;
	background-color:#666;
}
#lightbox{
	position: absolute;
	left: 0;
	width: 100%;
	z-index: 1000;
}