.popup {
	position: absolute;
	display: block;
	overflow: hidden;
	left: -300px;
	font-family: arial,verdana,helvetica,lucida,sans-serif;
	font-size: 90%;
	text-align: left;
	border: 1px solid black;
	padding: 2px;
	background-color: lightyellow;
	visibility: hidden;
	z-index: 100;
	filter: progid:DXImageTransform.Microsoft.Shadow(color=gray,direction=135,strength=2);
}
.arrow {
	position: absolute;
	height: 15px;
	width: 8px;
	left: -300px;
	visibility: hidden;
	z-index: 101;
}