void timer_Tick(object sender, EventArgs e)
 {
     try
     {
         if (Vidoe_MediaElement.Source != null)
         {
             if (Vidoe_MediaElement.NaturalDuration.HasTimeSpan)
             {
                 if (Convert.ToInt32(Vidoe_MediaElement.NaturalDuration.TimeSpan.TotalSeconds) != SliderVideo.Value)
                 {
                     lblStatus.Content   = String.Format("{0} / {1}", Vidoe_MediaElement.Position.ToString(@"mm\:ss"), Vidoe_MediaElement.NaturalDuration.TimeSpan.ToString(@"mm\:ss"));
                     SliderVideo.Value   = Vidoe_MediaElement.Position.TotalSeconds;
                     SliderVideo.Maximum = Convert.ToInt32(Vidoe_MediaElement.NaturalDuration.TimeSpan.TotalSeconds);
                 }
                 else
                 {
                     btnPlay.Visibility  = Visibility.Visible;
                     btnPause.Visibility = Visibility.Collapsed;
                     SliderVideo.Value   = 0;
                     Vidoe_MediaElement.Stop();
                     timer.Stop();
                 }
             }
         }
         else
         {
             lblStatus.Content = LocalResources.Label2_No_file_selected + "...";
         }
     }
     catch (Exception exception)
     {
         Console.WriteLine(exception);
     }
 }
 private void Close_OnClick(object sender, RoutedEventArgs e)
 {
     try
     {
         timer.Stop();
         Vidoe_MediaElement.Stop();
         this.Close();
     }
     catch (Exception exception)
     {
         Console.WriteLine(exception);
     }
 }