A portable terminal has a first housing having at least a display unit, a second housing having at least a main input unit, and connected openably and closably to the first housing, and an auxiliary input unit arranged on a surface other than mutually facing surfaces of both of the housings in a closed state. The display unit is visible to user in a closed state and an opened state, a screen on the display unit is able to display a first selection screen which is appropriate for an operation by the auxiliary input unit when both of the housings are in a closed state, and a screen on the display unit is able to display a second selection screen which is appropriate for an operation by the main input unit when both of the housings are in an opened state.