div.bulle 
{ 
	position: absolute; 
	display: none;
	border: 1px solid black;
	-moz-border-radius: 5px;
	background-color: black;
/*	background-image: url(../img/transparent_pix.png);*/
	color: white;
	font-family: Arial;
	font-size: 12px;
	padding: 5px;
	margin-top: -25px;
	margin-left: 385px;
	width: 230px;
	z-index: 9999;
	text-align: left;
}