Ever wanted to get Month or Day names in national language? Or national currency information? Or all values for @OSLang? Then use _GetLocaleInfo UDF. ; _GetLocaleInfo.au3 #include <array.au3> #include <ie.au3> #region Examples Local $log = "" $log &= _GLI_Day() & @TAB & @TAB & "current day in PC's default language" & @LF $log &= _GLI_Day("", 2) & @TAB & @TAB & "abbreviated current day in PC's default language" & @LF $log &= _GLI_Day(1)