Custom animation while push view controller

    CATransition* transition = [CATransition animation];

    transition.duration = 0.6;

    transition.type = kCATransitionFade;

    transition.subtype = kCATransitionFade;

    [self.navigationController.view.layer addAnimation:transition

                                                forKey:kCATransition];

    MenuViewContoller *postingVC = [[MenuViewContoller alloc] init];

    [self.navigationController pushViewController:postingVC animated:NO];

    [postingVC release];