In a client-server environment in which a plurality of clients are connected
on
a network, a manager of a company displays an approval request list window (07-01-00)
in which a list of purchase-requested articles is displayed, on a client by a predetermined
operation, selects a desired article from the articles displayed in the window,
and clicks a software button "approval select" or "rejection select" in accordance
with approval or rejection of the selected article. At this time, the article for
which approval is selected can be formally ordered.