Per farvici capire meglio vi posto il codice completo 
ciao e grazie
codice:
<html>
<head>
<title>interfacciaParco [Converted]</title>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
ecc ecc
<table width="190" border="0" cellpadding="0" cellspacing="0" bgcolor="#FFF8F0">
<?php
mysql_connect ("******", "****", "****") or die("Connessione fallita !");
//mysql_connect ("localhost", "root", "") or die("Connessione fallita !");
mysql_select_db("kilogit_Parco") or die("Selezione del DB fallita !");
//mysql_select_db("prova") or die("Selezione del DB fallita !");
$query_limit = mysql_query("SELECT * FROM Aziende");
//$results2 = mysql_fetch_array($query_limit);
while($results2 = mysql_fetch_array($query_limit)) {
//magari qua ci metti una riga di una tabella
echo "<tr><td width=\"4\" valign=\"bottom\" class=\"IndiceMenu\"></td><td width=\"180\" valign=\"bottom\" class=\"IndiceMenu\">";
echo "<a href=\"DettaglioAziende.Php?id=" . $results2['id'] . "\" class=\"IndiceMenuR\">" . $results2['Nome'] . "</a>";
echo "</td></tr><tr><td bgcolor=\"#B2B2B2\"></td> <td height=\"1\" bgcolor=\"#B2B2B2\"></td></tr>";
}
?>
</table>
</td>
<td width="25"></td>
<td width="541" align="left" valign="top"><table width="545" border="0" cellpadding="0" cellspacing="0" bgcolor="#FFF8F0">
<tr>
<td width="545" align="left" valign="top"><span class="TitoloR">
<?
$id=$_GET['id'];
//echo $id;
$query2="SELECT * FROM aziende WHERE id=$id";
$query_limit2 = mysql_query($query2);
//echo $query2;
$results = mysql_fetch_array($query_limit2);
echo $results['NomeEsteso'];
?>
</span>
<span class="TagliataR">
<?
echo $results['Tagliata'];
?>
</span></td>
</tr>
<tr>
ecc ecc...
</tr>
</table>
<?
echo $results['Testo'];
?>
</td>
ecc ecc....
</table>
<? mysql_close(); ?>
</body>
</html>