protected function isAllowedToTroubleshootAsSuperUser()
    {
        $isAllowedToTroubleshootAsSuperUser = false;
        $salt = SettingsPiwik::getSalt();
        if (!empty($salt)) {
            $saltFromRequest = Common::getRequestVar('i_am_super_user', '', 'string');
            $isAllowedToTroubleshootAsSuperUser = ($salt == $saltFromRequest);
        }
        return $isAllowedToTroubleshootAsSuperUser;
    }