To provide a user with an easily understandable help document, the MFP capable of executing a plurality of processes includes a process designation accepting portion to accept designation of at least one of the plurality of processes, a workflow generating portion to generate workflow definition data defining the one or more processes accepted, and a help document generating portion to generate a help document corresponding to the generated workflow. The help document generating portion includes a summary page generating portion to generate a summary page having listed thereon process names for identification of the one or more processes defined by the corresponding workflow definition data.