http://bugs.winehq.org/show_bug.cgi?id=30163
--- Comment #66 from Nikolay Sivov bunglehead@gmail.com 2013-06-13 09:32:47 CDT --- (In reply to comment #65)
Created attachment 44787 [details] Wine Localization Script .
There's no need for that, you're just supposed to set LANG properly before running Wine.
In Windows there is an ability to choose the main language to read in multi-language places .
That's what LANG does for Wine already.