Patent ID: 8390590

Claim:
An information input apparatus which displays a plurality of buttons on a display unit, detects an indicated position by a positional coordinate detection unit arranged on the display unit and inputs information corresponding to an indicated button, comprising: an incorrect input judgment unit for judging whether or not input information which is input when a to-be-selected button selected from the plurality of buttons is indicated is incorrect input; a pattern selection unit which makes a user select one button arrangement pattern from a plurality of button arrangement patterns each including the to-be-selected button at a predetermined position when the incorrect input judgment unit judges that the input information is incorrect input, the pattern selection unit to display the plurality of button arrangement patterns together on the display unit; an enlarged range extraction unit which extracts a range where the buttons are enlarged in accordance with the button arrangement pattern selected by the pattern selection unit by referring to storage information in which information relating to the buttons included in a specified direction with respect to the to-be-selected button is stored; an enlarged region specification unit which specifies a target region from the plurality of buttons based on the range extracted by the enlarged range extraction unit to enlarge and display the specified target region on the display unit; and a changeable pattern selection unit which makes the user select a selectable button arrangement pattern other than the one button arrangement pattern selected by the pattern selection unit based on the storage information.