private function _isModuleVersionCorrect($sModuleId, $sVersionFrom, $sVersionTo)
    {
        $blModuleIsActive = true;

        $aModuleVersions = $this->getConfig()->getConfigParam('aModuleVersions');

        if ($sVersionFrom && !version_compare($aModuleVersions[$sModuleId], $sVersionFrom, '>=')) {
            $blModuleIsActive = false;
        }

        if ($blModuleIsActive && $sVersionTo && !version_compare($aModuleVersions[$sModuleId], $sVersionTo, '<')) {
            $blModuleIsActive = false;
        }

        return $blModuleIsActive;
    }