A portable terminal is disclosed and which is adapted to display thereon a
plurality of functions as a menu for allowing a desired one of the
plurality of functions to be selected and executed, comprising: a
detailed menu encompassing various functions of the overall portable
terminal; a simplified menu including highly frequently used functions
which are extracted from those of the detailed menu and having a
hierarchy structure different from that of the detailed menu; and display
switching means for switching between said first menu and said second
menu to be displayed exclusively from each other. The portable terminal
thus constructed is excellent in its operability in particular for users
who are aged or unfamiliar with the portable terminal by the provision of
the simplified and detailed for execution of readily menu manipulation.