Replies courtesy of Google. Dont know how useful it might be to you.
Problem: Changing keyboard layout
Solution: When you are in X run this command in terminal: "setxkbmap <you-lang>", run "man setxkbmap" for further info. See also LanguageSupport and MorphixBootOptions.
Problem: Changing keyboard layout to UK.
Solution: Type into root terminal "install-keymap uk", then edit /etc/X11/XF86Config-4 find this line 'Option "XkbLayout?" "us"' change it to 'Option "XkbLayout?" "gb"'. Restart and you have a uk keyboard layout.
Check out the URL
http://www.alextreme.org/phpwiki/index.php/MorphixFaq
Vino