function addToRefreshTable($id, $fromNode = 0)
 {
     global $db;
     $existing = $db->getCol("SELECT node_id FROM sotf_object_status WHERE id='{$id}'");
     $neighbours = sotf_Neighbour::listIds();
     foreach ($neighbours as $nei) {
         if ($this->internalData['node_id'] != $nei && $nei != $fromNode && !in_array($nei, $existing)) {
             $db->query("INSERT INTO sotf_object_status (id, node_id) VALUES('{$id}', {$nei})");
         }
     }
     debug("added to refresh table");
 }