#bb_tooltip{
	width:147px;
	position:absolute;
	display:none;
}
#bb_tooltip .bb_top{
	background-image: url('../immagini/bb_top.gif');
	background-repeat:no-repeat;
	height:16px;	
}
#bb_tooltip .bb_middle{
	background-image: url('../immagini/bb_middle.gif');
	background-repeat:repeat-y;	
	background-position:bottom left;
	padding-left:7px;
	padding-right:7px;
}
#bb_tooltip .bb_middle span{
	position:relative;
	top:-8px;
	font-family: Trebuchet MS, Lucida Sans Unicode, Arial, sans-serif;
	font-size:11px;
}
#bb_tooltip .bb_bottom{
	background-image: url('../immagini/bb_bottom.gif');
	background-repeat:no-repeat;
	background-repeat:no-repeat;	
	height:44px;
	position:relative;
	top:-6px;
}