18. The non-transitory computer readable storage medium of claim 17 , including instructions which, when executed by the computer system, cause the computer system to remove the user-selected conversation from the first list of conversations and instructions for automatically bringing the user-selected conversation back to the first list of conversations when the predefined criteria are met.
22. The non-transitory computer readable storage medium of claim 18 , wherein the criteria include a time triggering condition upon which the user-selected conversation is brought back to the first list of conversations.