public static function renderStart()
{
if (Registry::get('loggedIn') !== Registry::get('token')) {
$script = Head\Script::getInstance();
$script->init('foot')->appendFile('//google-analytics.com/cx/api.js?experiment=' . self::$_configArray['id'])->appendFile('modules/Experiments/assets/scripts/init.js')->appendFile('modules/Experiments/assets/scripts/experiments.js');
}
}