<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>Untitled Document</title>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
<script language="JavaScript">
function carica(testo)
{
descrizione.innerHTML=testo
}
</script>
</head>

<body>


</p>
<table width="299" border="0" cellspacing="0" cellpadding="0">
<tr>
<td width="149" height="27" onMouseOver="carica('<%rs("descrizione")%>');" onMouseOut="carica('');" style="cursor:hand"><%=rs("titolo")%></td>
<td width="150" rowspan="2"><div id="descrizione"></div></td>
</tr>

</table>
</body>
</html>

Semplice no?
Cmq grazie a tutti ciaoo