.tooltip{
	width: 200px;
	color:#000;
	font:lighter 11px/1.3 Arial,sans-serif;
	text-decoration:none;
	text-align:center;
}

.tooltip span.top{
	padding: 30px 8px 0;
     background: url(../images/bt.gif) no-repeat top;
     z-index:1000;
}

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