A method for processing a received message is provided. Such a method may associate the message with a default language that corresponds to a default codepage. Thereafter, portions of the message are identified as having language keys corresponding to unique language key codepages associated therewith. The language of each of the identified portions of the message is converted using the corresponding language key codepage and the language of portions of the message that do not have an associated language key with is converted with a default codepage. Also disclosed is a method for generating a message that associates the message with a default language and assigns each portion of the message that is not in the default language with a language key that corresponds to the language.