a.tt {
  position:relative;
  z-index:24;
	font-weight:bold;
  text-decoration:none;
}

a.tt span { 
  display: none;
}

/*background:; ie hack, something must be changed in a for ie to execute it*/
a.tt:hover { 
  z-index:25; 
  background:;
}

a.tt:hover span.tooltip {
  display:block;
  position:absolute;
  top:0px; left:0;
	padding: 15px 0 0 0;
	width:200px;
  text-align: center;
	filter: alpha(opacity:90);
	KHTMLOpacity: 0.90;
	MozOpacity: 0.90;
	opacity: 0.90;
}

a.tt:hover span.top {
	display: block;
	padding: 30px 8px 0;
  background: url(../images/bubble.gif) no-repeat top;
}

a.tt:hover span.middle { 
  /* different middle bg for stretch */
	display: block;
	padding: 0 8px; 
	background: url(../images/bubble_filler.gif) repeat bottom; 
}  

a.tt:hover span.bottom {
	display: block;
	padding:3px 8px 10px;
  background: url(../images/bubble.gif) no-repeat bottom;
}