.tooltip {
	width: 200px;
	color:#000;
	font:lighter 12px/1.3 Arial,sans-serif;
	text-decoration:none;
	text-align:center;
}

.tooltip span.top {
	padding: 35px 8px 0;
    background: url(/images/background_bubble_tooltip.gif) no-repeat top;
	font-weight:bold;
}

.tooltip b.bottom {
	padding:3px 8px 15px;
	color: black;
    background: url(/images/background_bubble_tooltip.gif) no-repeat bottom;
}