nsILocaleService
;1"] .getservice(components.interfaces.nsilocaleservice); method overview nsilocale getapplicationlocale(); astring getlocalecomponentforuseragent(); nsilocale getlocalefromacceptlanguage(in string acceptlanguage); nsilocale getsystemlocale(); nsilocale newlocale(in astring alocale); nsilocale newlocaleobject(in nsilocaledefinition localedefinition); obsolete since gecko 1.9 methods getapplicationlocale() gets the user preference for locale from the operating system.
... newlocaleobject() obsolete since gecko 1.9 (firefox 3) nsilocale newlocaleobject( in nsilocaledefinition localedefinition ); parameters localedefinition a locale definition as described in nsilocaledefinition.