- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions
{
    // Create the main window
    window_ = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];


    // Create an CCGLView with a RGB565 color buffer, and a depth buffer of 0-bits
    CCGLView *glView = [CCGLView viewWithFrame:[window_ bounds]
                                   pixelFormat:kEAGLColorFormatRGB565   //kEAGLColorFormatRGBA8
                                   depthFormat:0    //GL_DEPTH_COMPONENT24_OES
                            preserveBackbuffer:NO
                                    sharegroup:nil
                                 multiSampling:NO
                               numberOfSamples:0];
    director_ = (CCDirectorIOS*) [CCDirector sharedDirector];

    director_.wantsFullScreenLayout = YES;

    // Display FSP and SPF
    [director_ setDisplayStats:YES];

    // set FPS at 60
    [director_ setAnimationInterval:1.0/60];

    // attach the openglView to the director
    [director_ setView:glView];

    // for rotation and other messages
    [director_ setDelegate:self];

    [glView setMultipleTouchEnabled:YES];

    // 2D projection
    [director_ setProjection:kCCDirectorProjection2D];
//  [director setProjection:kCCDirectorProjection3D];

    // Enables High Res mode (Retina Display) on iPhone 4 and maintains low res on all other devices
    if( ! [director_ enableRetinaDisplay:YES] )
        CCLOG(@"This device is not retina");

    // Create a Navigation Controller with the Director
    navController_ = [[UINavigationController alloc] initWithRootViewController:director_];
    navController_.navigationBarHidden = YES;

    // set the Navigation Controller as the root view controller
//  [window_ setRootViewController:rootViewController_];
    [window_ addSubview:navController_.view];

    // make main window visible
    [window_ makeKeyAndVisible];

    // Default texture format for PNG/BMP/TIFF/JPEG/GIF images
    // It can be RGBA8888, RGBA4444, RGB5_A1, RGB565
    // You can change anytime.
    [CCTexture2D setDefaultAlphaPixelFormat:kCCTexture2DPixelFormat_RGBA8888];

    // When in iPad / RetinaDisplay mode, CCFileUtils will append the "-ipad" / "-hd" to all loaded files
    // If the -ipad  / -hdfile is not found, it will load the non-suffixed version
    [CCFileUtils setiPadSuffix:@"-ipad"];           // Default on iPad is "" (empty string)
    [CCFileUtils setRetinaDisplaySuffix:@"@2x"];    // Default on RetinaDisplay is "-hd"

    // Assume that PVR images have premultiplied alpha
    [CCTexture2D PVRImagesHavePremultipliedAlpha:YES];

    // and add the scene to the stack. The director will run it when it automatically when the view is displayed.
    [director_ pushScene: [MainMenu scene]];



    return YES;
}