If you need a really simple and basic Crossbrowser Tooltip on your website, this <1kb tooltip CSS script might be the one for you. Here is the 4 line magic (3lines css, 1line html): a:hover {background:#ffffff; text-decoration:none;} /*BG color is a must for IE6*/ a.tooltip span {display:none; padding:2px 3px; margin-left:8px; width:130px;} a.tooltip:hover span{display:inline; position:absolute; b