cite.infotip {
position: relative;
text-decoration: none;
color: black;
border-bottom: 1px gray dotted;
cursor: pointer;
}
cite.infotip span {
position: absolute;
left:-999em;
border:3px solid #909090;
}
cite.infotip:hover {
background: none; /* correction d'un bug IE */
z-index: 500;
}
cite.infotip:hover span {
display: inline;
left:auto;
position: absolute;
background:#EDEDED;
text-align: center;
color: #000;
padding: 0px;
}