protected function &GetHotspotConfig()
    {
        if (is_null($this->oHotspotConfig)) {
            $this->oHotspotConfig = TdbPkgImageHotspot::GetNewInstance();
            if (!$this->oHotspotConfig->LoadFromField('cms_tpl_module_instance_id', $this->instanceID)) {
                $this->oHotspotConfig = null;
            }
        }

        return $this->oHotspotConfig;
    }