codice:
<? 
$query = "SELECT Email FROM pgu WHERE Email = '".$_POST['Email']."'";
$result = mysql_query($query, $db);
$row = mysql_fetch_array($result);

$numero = $row['Email'];

$query = "SELECT Nick FROM pgu WHERE Nick='".$_POST['Nick']."'";
$result = mysql_query($query, $db);
$wen = mysql_fetch_array($result);
?>

ciao