<p>The following keys have been defined at present.</p>
<p>
Arrow Up and Down - Next / Previous Slide and loop round the song.
Space and Enter - Next / Previous Slide and NO loop round the song.
Page Up and Down - First / List Slide
0 (Zero) - Next item in Service Manager
ESC - Close Display.
Backspace also do things but I cannot work it out at present.
</p>
<p> </p>