private void Subscribe_KeyboardKey(char key, Gma.System.MouseKeyHook.VirtualKeyCode code)
 {
     Append("key press: " + key + " " + code.ToString());
 }
 private void Subscribe_KeyDown(Keys key, Gma.System.MouseKeyHook.VirtualKeyCode code)
 {
     Append("key down: " + key + " " + code.ToString());
 }