$certif->check($_POST['id'],PURGE);
   $certif->delete($_POST,1);
   $certif->redirectToList();
   
} else if (isset($_POST["update"])) {

   $certif->check($_POST['id'],UPDATE);
   $certif->update($_POST);
   Html::back();
   
} else if (isset($_POST["additem"])) {

   if (!empty($_POST['itemtype'])&&$_POST['items_id']>0) {
      $certif_item->check(-1,UPDATE,$_POST);
      $certif_item->addItem($_POST);
   }
   Html::back();
   
} else if (isset($_POST["deleteitem"])) {

   foreach ($_POST["item"] as $key => $val) {
      $input = array('id' => $key);
      if ($val==1) {
         $certif_item->check($key, UPDATE);
         $certif_item->delete($input);
      }
   }
   Html::back();
   
} else if (isset($_POST["deletecertificates"])) {