A method and an application installed in a computer system for controlling
a plurality of scanners connected to the computer system being capable of
feeding documents automatically. The scanners being parallel-connected to
the computer system via an interface selecting from a group consisting of
IEEE 1394, USB, and SCSI interfaces. The application comprises a scan code
for controlling the scanners parallelly and a plurality of image files
generated by the scanners scanning documents that can be transferred to
the computer system, and a sort code for sorting the images files.