METHOD FOR USER INTERFACE, DISPLAY DEVICE, AND USER INTERFACE SYSTEM

A home system for supporting a life behavior, in which a user can effectively select a function or content quickly according to attributes and states of display devices arranged in respective locations and the user behavior. A storage unit holds location attribute information on the devices, time band dependent use frequency for each user, and location dependence of each. A user identifier input unit identifies a user using a function or content. When displaying a menu for the user to select a content and a function, a calculation unit references each database of the storage unit in accordance with the menu display state and generates menu content information correlated to the content and the function. A display unit displays such a menu that the user can easily select a content and a function with higher priority rank according to the menu content information.