a.tooltip
{
	position:relative;
	_display:inline-block; /*needed for the position absolute bottom for Internet Explorer 6*/
}

a.tooltip:hover tooltip
{
	display:block;
	position:absolute;
	z-index:20;
	top:1.5em;
	left:0.5em;
	width:170px;
	color: #FFFFFF;
	text-decoration:none;
	background:url(tooltip.png) no-repeat bottom;
	height:50px;
}