Patent ID: 7257768

Claim:
A project management system, comprising: a document database that stores a plurality of documents relating to a plurality of projects; a recording unit that automatically records a communication history for each project, a document history for each project and an access history for each project, which are separate from each other, wherein: a plurality of users are involved in each project, the communication history for each project contains records that identify an occurrence in time of any communication by at least one of the plurality of involved users with another at least one of the plurality of involved users, the document history for each project contains records that identify an occurrence in time of any operation on any document relating to each project, and the access history for each project contains records that identify an occurrence in time of any access to any document relating to each project; a collecting system that retrieves a record of a selected project from the recording unit; an image generating unit that generates, based on the retrieved record of the selected project, an image separately showing a record frequency of the records in the communication history of the selected project, a record frequency of the records in the document history of the selected project and a record frequency of the records in the access history of the selected project in a time series relationship, wherein the image generating unit summarizes the record frequencies during a predetermined time period, determines a time period over which the record frequencies exceed a predetermined threshold value based on the summary, identifies an accessed document referenced in at least one of the communication history, document history and access history within the determined time period, arranges the generated image representing the document in relation to the time-series relationship; and a display unit that displays the generated image regarding the selected project.