Albert Astals Cid:

>> In addition, the display
>> doesn’t use the decimal separator in KLocale (e.g., ‘3,14’
>> instead of ‘3.14‘ for Norwegian Nynorsk), though input using
>> both ‘.’ and ‘,’ works correctly.
> 
> Please open a bug about that, that's not something trivial to fix without
> touching the code more that i wan to.

http://bugs.kde.org/show_bug.cgi?id=178168

-- 
Karl Ove Hufthammer