a.dcontexto{
    position:relative;
    font-size: 10px;
    font-family : Verdana, Arial, Helvetica, sans-serif;
    padding:0;
    text-decoration:none;
    z-index:24;
    cursor: pointer;
    /*display: block;*/
}

a.dcontexto:hover{
    background:transparent;
    z-index:25;
    color: black;
}

a.dcontexto span{
    display: none;
}

a.dcontexto:hover span{
    display:block;
    position:absolute;
    width: 170px;
    text-align:center;
    left:0;
    font-size: 10px;
    font-family : Verdana, Arial, Helvetica, sans-serif;
    padding: 0 3px;
    border:2px solid #999;
    background: #F7DEBD;
    color:black;
    margin-top: -1px;
    _margin-top: -3px;
    *margin-top: -3px;
}