Four colour display
Red 0
Green 0
Blue 0
Red 0.35
Green 0.35
Blue 0.35
Red 0.65
Green 0.65
Blue 0.65
Red 1
Green 0
Blue 0


To view and modify the source code,
click on the View menu,
then click on Source
and then click on File/Save As ...
to save the file to your disc
in an appropriate directory.