a.info{
    position:relative; /*this is the key*/
    z-index:24;
    color:#ffffff;
    text-decoration:none}

a.info:hover{z-index:25; background-color:#888; color:#FFE271;}

a.info span{display: none}

a.info:hover span{ /*the span will display just on :hover state*/
    display:block;
    position:absolute;
    top:40px; width:300px;
    left:-200px;
    margin:15px;
    border:1px solid #666;
    background-color:#999;
    text-align: center}

a.info visited
{
  color:#ffffff;
}
a.info hover
{
  color:#ffffff;
}

/* Thanks to http://psacake.com/web/jl.asp s*/