My browser identification:
Opera/9.80 (X11; Linux i686; U; uk) Presto/2.8.131 Version/11.11
But when I open UserBase pages from anonymous user (with removed cookies) it shows me the pages in Belorussian (be). Can it be fixed?
I've asked Nikerabbit to look at this
Check what you browser sends in it's Accept-Language headers.