INPUT DEVICE AND ITS METHOD

An input device for inputting a command and information to a device, includes a body shape input section acquiring body shape information of a user and a display information generation section generating a display image necessary for the user to input the command and the information. Further, the input device includes an operation section having an operation surface corresponding to the display image, a body shape extraction section extracting a portion corresponding to the operation surface from the body shape information acquired by the body shape input section and generating a body image, an image composition section making a composite image of the display image generated by the display information generation section and the body image generated by the body shape extraction section, and a display section displaying the composite image made by the image composition section.