Ja to robie w taki sposób:
Kod
if($sort == 'data') {
$zapytanie = "SELECT * FROM tabela ORDER BY data DESC";
} elseif($sort == 'osoba') {
$zapytanie = "SELECT * FROM tabela ORDER BY osoba DESC";
} elseif($sort == 'xxx') {
$zapytanie = "SELECT * FROM tabela ORDER BY xxx DESC";
} else {
$zapytanie = "SELECT * FROM tabela";
}
$wykonaj = mysql_query($zapytanie);
...a linki:
Kod
<a href=?sort=data>Sortuj wg daty</a> itp