Hi Dan, You can set the thumb keys whatever way you want them. To see how to do this, look at section 5.4.14 of the manual, or else use the online manual. Go into the options menu, hit u for users guide, i for index and t for topics starting with the letter t.
Scroll forward to thumb key topics and press enter, then scroll forward to wet layout and hit enter. That will take you directly to the section of the manual which will tell you how to set left-handed or right-handed mode, or create your own custom thumb-key settings. Don
