Patent ID: 7555323

Claim:
A cellular phone comprising: a first body; a second body; a coupling portion coupling said first body and said second body together, said coupling portion allowing folding of said first body and said second body with respect to each other; a first display portion arranged on a surface of said first body opposed to said second body in the folded state; a second display portion arranged on said rear surface and displaying an image with the image's top facing said coupling portion in the folded state; an image taking portion arranged on said rear surface; an operation portion accepting an input of operation instructions while said cellular phone is in the folded state; said operation portion being associated with a plurality of functions performed by said cellular phone and accepting an input of an instruction to change said plurality of functions; a storing portion storing data to display an image in said second display portion; and a control portion controlling said plurality of functions based on said operation instructions accepted by said operation portion; wherein said control portion includes: display control portion causing said second display portion to display an image based on said data; detecting portion detecting an operation given to said operation portion; in response to the detection of said given operation, selecting portion selecting a function associated with said operation portion based on the duration of said detected operation; and function control portion controlling the function selected by said selecting function.