1. A method of transliterating non-Latin input within an e-mail address field to the Latin equivalent on a handheld electronic device, the handheld electronic device including a display, a processor, and a memory, the method comprising the steps of: repeating the steps of: detecting a character key input from a set of character keys, determining a non-Latin character associated with the character key, and presenting the non-Latin character associated with the character key in an e-mail address field on the display, until a trigger event occurs; converting non-Latin characters presented in the e-mail address field to the Latin equivalent of the determined non-Latin characters; repeating the steps of: detecting a character key input from the set of character keys, determining a Latin character associated with the character key, and presenting the Latin character in the e-mail address field, until the e-mail address is complete.