16. The computer system as defined in claim 15, wherein said unique two-byte hexadecimal code is contained within a file name header used by an operating system for the computer system.
15. A computer system adapted to output a file having variable attributes of language, country and coded graphic character set identifiers, said file being displayable on a display, said computer system comprising: (a) storage means adapted to store said file in association with a two-byte hexadecimal code; (b) mapping means to map unique combinations of a code indicating required attributes of language, a code indicating required attributes of country, and a code indicating a coded graphic character set identifier into a two-byte hexadecimal code uniquely associated with a combination of codes for said language, country and coded graphic character set identifier; and (c) output means to output said file in association with said two-byte hexadecimal code.