public override Dialog OnCreateDialog(Bundle savedInstanceState)
        {

            AlertDialog.Builder dialog = new AlertDialog.Builder(Activity)
                .SetTitle(title)
                .SetPositiveButton("Got it", (sender, args) => { });

            LayoutInflater inflater = Activity.LayoutInflater;
            View view = inflater.Inflate(Resource.Layout.VideoHelpPopup, null);

            video = view.FindViewById<VideoView>(Resource.Id.helper_video);
            descriptionView = view.FindViewById<TextView>(Resource.Id.helper_explanation);
            descriptionView.SetText(description.ToCharArray(),0, description.Length);

            if (!string.IsNullOrEmpty(videoAdd))
            {
                video.Prepared += VideoPrepared;
                video.SetVideoURI(Uri.Parse(videoAdd));
                video.Touch += VideoTouched; 
                video.SetZOrderOnTop(true); // Removes dimming
            }
            else
            {
                LinearLayout holder = view.FindViewById<LinearLayout>(Resource.Id.helper_videoHolder);
                holder.Visibility = ViewStates.Gone;
            }

            dialog.SetView(view);

            return dialog.Create();
        }
        void OnVideoIsPrepared()
        {
            seekVideo.Progress = 0;
            seekVideo.Max      = videoView.Duration;


            videoView.SetBackgroundColor(Color.Transparent);
            videoView.Start();
            videoView.SetZOrderOnTop(true);
            videoView.SetZOrderMediaOverlay(true);

            StartThread();
        }