if ($_POST['categorie'] != null) { if ($_SESSION['langue'] == 'en') { $requete = mysql_query("SELECT * FROM categories WHERE categorie_en ='".$_POST['categorie']."'"); } if ($_SESSION['langue'] == 'fr') { $requete = mysql_query("SELECT * FROM categories WHERE categorie_fr ='".$_POST['categorie']."'"); } $donnees = mysql_fetch_assoc($requete); $_SESSION['souscategorie'] = $donnees['id']; } ?>