public static function init($configFile)
 {
     parent::init($configFile);
     self::$instance = new vB5_Frontend_Application();
     self::$instance->router = new vB5_Frontend_Routing();
     self::$instance->router->setRoutes();
     $styleid = vB5_Template_Stylevar::instance()->getPreferredStyleId();
     if ($styleid) {
         vB::getCurrentSession()->set('styleid', $styleid);
     }
     self::ajaxCharsetConvert();
     self::setHeaders();
     return self::$instance;
 }