Hi,
dafür würde ich DIVs verwenden:
<html><body>
<table border="1" cellpadding="3" cellspacing="0">
<tr>
<td><div id="divid">blah</div></td>
<td><p><a href="javascript:textAendern();">Text ändern</a></p></td>
</tr>
</table>
<script language="javascript">
function textAendern(){
document.getElementById('divid').innerHTML='blahblah';
}
</script>
</body></html>
Ciao
Andreas