div.overdiv {
	filter: alpha(opacity=45);
	-moz-opacity: .45;
	opacity: .45;
	background-color: #000;
	position: fixed;
	top: 0px;
	left: 0px;
	width: 100%; height: 100%;
	text-align: center;
	
}

.myModal {
	position: fixed;
	top: 40%;
	left: 40%;
}

.modalClose {
	position: absolute;
	top: -16px;
	right: -16px;
	cursor: pointer;
}