Method of searching a phone book in an information processing apparatus, such as a portable device, may provide intelligent search of information associated with user-selected information. The free layer has a variable magnetization direction and a out-of-plane magnetization direction. An output probability calculation unit acquires a state of the maximum likelihood at each time of the speech data, among the plural states employed in the state transition model for the known word, employed in the speech recognition of the known word. The information terminal device has a category managing section for managing a category valid at present by a category managing table, and an icon position managing section for displaying the icon corresponding to each function within the menu screen, and managing an arrangement managing table holding information for starting the application, etc. The ramp is sloped towards a user such that the user can step up onto the ramp at various heights, thereby regulating the degree of intensity of the workout without having to suspend the workout to adjust the step height, as is the case when using a conventional aerobic step having a raised level platform.