div#link1 {position: absolute; }
div#link1 a {display: block;}
div#link1 a:hover {background: transparent; }
div#link1 a span {display: none;}
div#link1 a:hover span {display: block; text-decoration : none;
position:absolute; top: 15px; left: 0;
padding: 5px; margin: 4px; color: #000000; background: #FFFFFF;}