GoogleMobileAdsScript.RequestBanner C# (CSharp) Method

    public void RequestBanner()
    {
        if (disableAds)
            return;

        if (bannerView != null)
            bannerView.Destroy ();

        #if UNITY_EDITOR
            string adUnitId = "unused";
        #elif UNITY_ANDROID
        string adUnitId = "ca-app-pub-2481366852569675/5290687543";
        #elif UNITY_IPHONE
            string adUnitId = "INSERT_IOS_BANNER_AD_UNIT_ID_HERE";
        #else
            string adUnitId = "unexpected_platform";
        #endif

            // Create a 320x50 banner at the top of the screen.
        bannerView = new BannerView(adUnitId, AdSize.SmartBanner, AdPosition.Top);
        // Register for ad events.
        bannerView.AdLoaded += HandleAdLoaded;
        bannerView.AdFailedToLoad += HandleAdFailedToLoad;
        bannerView.AdOpened += HandleAdOpened;
        bannerView.AdClosing += HandleAdClosing;
        bannerView.AdClosed += HandleAdClosed;
        bannerView.AdLeftApplication += HandleAdLeftApplication;
        // Load a banner ad.
        bannerView.LoadAd(createAdRequest());
    }

    // Use this for initialization
    void Start()
    {
        ad = GameObject.FindGameObjectWithTag("Ad").GetComponent<GoogleMobileAdsScript>();
        ad.RequestBanner ();
        ad.ShowBanner();

        _camera = GameObject.Find("Main Camera").GetComponent<MenuCameraLogic>();
        menuNum = 0;
    }