add subview and image problem

i added mobclix ad banner into my apps
but after add a subview for mobclix
and the apps image text label have black rectangle around my image and text label
and where i can add code to clear these black rectangle?

    [Mobclix startWithApplicationId:@"insert-your-application-key"];

    CGRect getRect = [[UIScreen mainScreen] bounds];
    adwindow = [[UIWindow alloc] initWithFrame: getRect];
    EAGLView *__glView = [EAGLView viewWithFrame: getRect
                                     pixelFormat: kEAGLColorFormatRGBA8
                                     depthFormat: GL_DEPTH_COMPONENT16_OES
                              preserveBackbuffer: NO
                                      sharegroup: nil
                                   multiSampling: NO
                                 numberOfSamples: 0 ];
    adController = [[RootViewController alloc] initWithNibName:nil bundle:nil];
    adController.wantsFullScreenLayout = YES;
    adController.view = __glView;
    [adController createAdView];
    [adController showAds:true];
    [[[UIApplication sharedApplication] keyWindow] addSubview:adController.view];

these image is the difference after add subview into current windows problem

these image is the difference after add subview into current windows problem