protected function _initCache()
    {
        $frontendName = 'Page';
        $backendName = 'File';

        $frontendOptions = array(
            'lifetime' => 7200,
            'debug_header' => true
        );

        $backendOptions = array(
            'cache_dir' => APPLICATION_PATH . '/data/cache'
        );

        $cache = Zend_Cache::factory($frontendName, $backendName, $frontendOptions, $backendOptions);

        $cache->start();

    }