PHP while - mandare "a capo" le celle

[satifal]

$sql = "SELECT gallery.nomeGallery, gallery_foto.nomeMin, gallery_foto.idFoto FROM gallery_foto INNER JOIN gallery ON gallery_foto.idGallery = gallery.idGallery ORDER BY gallery.nomeGallery;";
$risultato = mysql_query($sql, $con); 
echo "<table width='100%' border='1'>";
$column = 1;
while($riga = mysql_fetch_object($risultato)) { 
    if ($column == 1) {
        echo "<tr>";
    }
    echo "<td>[img]".$riga->nomeMin."[/img]</td>";
    if ($column == 5) {
        echo "</tr>";
        $column = 1;
    } else {
        $column++;
    }
}
if ($column != 1) {
    echo "</tr>";
}
echo "</table>";