private static void OnGraphShownChangedCallBack(DependencyObject sender, DependencyPropertyChangedEventArgs e)
        {
            NetworkSpeedVisual n = sender as NetworkSpeedVisual;

            if (n != null)
            {
                n.OnPropertyChanged("GraphShown");
            }
        }
        private static void IsUploadIdleChangedCallBack(DependencyObject sender, DependencyPropertyChangedEventArgs e)
        {
            NetworkSpeedVisual n = sender as NetworkSpeedVisual;

            if (n != null)
            {
                n.OnPropertyChanged("IsUploadIdle");
            }
        }
        private static void OnUploadSpeedsStringChangedCallBack(DependencyObject sender, DependencyPropertyChangedEventArgs e)
        {
            NetworkSpeedVisual n = sender as NetworkSpeedVisual;

            if (n != null)
            {
                n.OnPropertyChanged("UploadSpeedsString");
            }
        }