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

.tooltip span.top {
	padding: 30px 8px 0;
    background: url(../images/bt.gif) no-repeat top;
}

.tooltip b.bottom {
	padding:3px 8px 15px;
	color: #548912;
    background: url(../images/bt.gif) no-repeat bottom;
}