private void SetYan()
 {
     ImageBackgroundYan.Visibility = Visibility.Visible;
     if (IsVideoEnabledChecked)
     {
         VideoBackgroundYan.Visibility = Visibility.Visible;
     }
     if (isYanVideoLoaded)
     {
         VideoBackgroundYan.Play();
     }
     if (isDereVideoLoaded)
     {
         VideoBackgroundDere.Stop();
     }
     ReportBugButton.IsDere = false;
     //ReportBugButton.Background = App.HexToBrush("#ff0000");
     //ReportBugButton.Foreground = App.HexToBrush("#000000");
 }