SERVER SYSTEM, CLIENT SYSTEM, DIFFERENCE UPDATING SYSTEM AND DIFFERENCE UPDATING PROGRAM

摘要

PROBLEM TO BE SOLVED: To easily keep the consistency of information between a server side and a client side without requiring any complicated work for a user on the client side.;SOLUTION: A difference updating instruction issuing part 1321 on the side of a web server group 101 generates a difference updating instruction (Function) according to a state parameter stored in a state storage part 1630 and a received event.;COPYRIGHT: (C)2002,JPO