The Hide Left button hides the Contents Pane providing a larger video window. There is no full screen playback available.
The Space bar will pause/depause playback.
The Mouse wheel will adjust volume.
The DVD-Dvd Navigation menu item provides DVD navigation options when a DVD Movie is playing. Some navigation options may not always work, as they are enable by the authors of the DVD. DVD navigation is not available for VTS_xx_xx.VOB movie part files.