Commodity purchasing system, the customer terminal equipment, server computer, product purchase method and the purchase program

摘要

PROBLEM TO BE SOLVED: To allow a customer to purchase merchandise most suitable for his or her demand.;SOLUTION: A customer terminal device 410 in a merchandise purchase system for selecting merchandise through a computer network and transmitting a purchase request of the selected merchandise, displays merchandise related to information on merchandise transmitted from a server computer 420, receives the selection of desired merchandise out of the displayed merchandise, and transmits information on the selected merchandise to the server computer 420. The server computer receives information on the selected merchandise from the customer terminal device 410, and transmits, to the customer terminal device 410, information on competitive merchandise similar in at least one of function, performance and cost to the selected merchandise. The customer terminal device 410 receives information on the competitive merchandise and displays the competitive merchandise related to the received information, together with or in place of the selected merchandise.;COPYRIGHT: (C)2009,JPO&INPIT