function getStorageLinks($a_link, $id, $lev, $a_position)
 {
     $pficStorage_Storage = new PluginFusioninventoryInventoryComputerStorage_Storage();
     $a_par = $pficStorage_Storage->getParent($id, $lev);
     foreach ($a_par as $parid => $parlev) {
         for ($j = 0; $j < count($a_position[$parid]); $j++) {
             $a_link[] = $parid . "-" . $j;
         }
         $a_link = $this->getStorageLinks($a_link, $parid, $parlev, $a_position);
     }
     return $a_link;
 }