public function AdminGetChildOrgs($orgId, $offset = false, $limit = false)
 {
     // $orgId : IDType (parent organization ID)
     // $offset : integer (optional, if false is set, no offset)
     // $limit  : integer (optional, if false is set, no limits)
     $this->CheckAndSetHeader(__FUNCTION__);
     if ($orgId > 0) {
     } else {
         throw new CbgrnSoapFault("002", __FUNCTION__);
     }
     $reg_args["parent_orgId"] = $orgId;
     if ($offset !== false) {
         $reg_args["offset"] = $offset;
     }
     if ($limit !== false) {
         $reg_args["limit"] = $limit;
     }
     $this->encodeString($reg_args);
     $results = parent::AdminGetChildOrgs($reg_args);
     $this->methodClose();
     return $this->RetvalConvertArray($results->orgId);
     // returns IDType array
 }