Many thanks Alex, it works! Milton Op 21-11-15 om 19:37 schreef Alex ARNAUD: > On 21/11/2015 18:07, Milton wrote: >> Hi Alex, >> For adding a new short key I have to type the command for the negative >> view to start or to stop. What command do you use? Even it is in >> French maybe I can recognise some. > The command is "xcalib -i -a". >