Patent ID: 8223383

Claim:
An image forming apparatus, comprising: a port to receive a portable data storage device storing a plurality of electronic documents, each of the plurality of electronic documents having a file type; a detector to detect insertion of the portable data storage device into the port; a display to display a plurality of functions, each capable of being performed independently by the image forming apparatus, including at least a print function which prints data from the portable data storage device, an email function which emails data from the portable storage device and a facsimile function which sends a facsimile from the portable storage device; an input unit to receive user input of a selected function; a control unit to determine whether the selected function may be performed on each of the plurality of electronic documents based upon the file type of each of the plurality of electronic documents and to instruct the display to display names of only those documents of the plurality of electronic documents stored on the portable data storage device on which the selected function may be performed; the input unit also to receive user input as to a selected electronic document; and the image forming apparatus to output the selected electronic document according to the selected function.