1. A method comprising: at a portable communication device having a display and at least one character-input keyboard having at least some keys that each correspond to at least two differing characters: simultaneously displaying a first character-entry field that corresponds to a first function and a second character-entry field that corresponds to a second function, which second function is different from the first function; as one of the keys is asserted, dynamically determining at least a portion of a corresponding character entry to present in the second character-entry field by considering at least one likelihood of at least one interpretation of the key assertion.