private async Task BtnPlaySS_OnClicked(object sender, EventArgs e)
 {
     VideoPlayerCI.Stop();
     //VideoPlayerCI.IsVisible = false;
     //await this.Navigation.PushAsync(new RTvCanales());
     //await this.Navigation.PushModalAsync(new RTvCanales());
     App.Current.MainPage = new SummaSaberes();
     //App.Current.MainPage = new NavigationPage(new RTvCanales());
 }
 private void BtnPlayIR_OnClicked(object sender, EventArgs e)
 {
     VideoPlayerCI.Stop();
     App.Current.MainPage = new IberoamericaRadio();
 }