| 摘要 |
<P>PROBLEM TO BE SOLVED: To enable a collaborative worker to easily recognize only a difference from the status which he or she has browsed without being conscious of information on documents browsed last time when browsing the updated documents. <P>SOLUTION: When an electronic document file is shared by two or more persons, this invention makes collaborative workers, that is, those who receive and browse the updated documents carry out recognition works efficiently so as to recognize the updated contents of the document easily by managing the behavior information of the person about the documents. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
