.tip {
	font: 10px/12px Arial, Helvetica, sans-serif;
	border: solid 1px #666666;
	width: 270px;
	padding: 5px;
	position: absolute;
	z-index: 100;
	visibility: hidden;
	color: #333333;
	top: 20px;
	left: 90px;
	background-color: #ffffcc;
	layer-background-color: #ffffcc;
}
#t1 {
	width: 180px;
	text-align: center;
}