10. A wireless mobile terminal comprising: a processor; a display, coupled to the processor; at least one input device, coupled to the processor; and a storage device, coupled to the processor, having stored thereon executable instructions that, when executed by the processor, cause the processor to at least receive via the at least one input device instructions to establish a plurality of chat threads, receive a plurality of inbound chat messages corresponding to the plurality of chat threads, each of the plurality of inbound chat messages comprising message content, transmit a plurality of outbound chat messages, input via the at least one input device, corresponding to the plurality of chat threads, each of the plurality of outbound chat messages comprising message content and being transmitted to at least one user-selected recipient to thereby become a sent chat message; simultaneously display the message content of each of the pluralities of inbound and sent chat messages corresponding to the plurality of chat threads in a single content region of a chat history display, receive at the at least one input device a selection of the displayed message content of a user-selected displayed chat message corresponding to one of the displayed inbound and sent chat messages; and in response to the selection of the displayed message content of the user-selected displayed chat message: visually highlight in the single content region of the chat history display the displayed message content of each of the displayed inbound and sent chat messages associated with a particular chat thread corresponding to the user-selected display chat message; and display in a region of the chat history display distinct from the single content region a private nickname of a sender of the user-selected displayed chat message when a buddy identifier of the sender is in the nickname records of a recipient of the one or more recipients of the user-selected displayed chat message, otherwise display in the region of the chat history display distinct from the single content region the public nickname of the sender, wherein the region of the chat history display distinct from the single content region is a title bar region of the chat history display.
15. The wireless mobile terminal of claim 10 , further comprising when the buddy identifier of the sender is in the nickname records of the recipient of the one or more recipients of the user-selected displayed chat message, replace the public nickname of the sender with the private nickname of the sender and display in the region of the chat history display distinct from the single content region the private nickname of the sender.