private void ToggleShowHidebutton(Button b)
{
if (ControlPanel.Visibility == System.Windows.Visibility.Visible)
{
ControlPanel.Visibility = System.Windows.Visibility.Collapsed;
b.Content = "Show";
}
else
{
ControlPanel.Visibility = System.Windows.Visibility.Visible;
b.Content = "Hide";
}
}