RETRIEVAL REQUEST DEVICE, RETRIEVAL REQUEST METHOD, RETRIEVAL REQUEST PROGRAM, COMPUTER-READABLE STORAGE MEDIUM RECORDING RETRIEVAL REQUEST PROGRAM, RETRIEVAL DEVICE AND RETRIEVAL PROGRAM

摘要

PROBLEM TO BE SOLVED: To efficiently retrieve a content to be retrieved.;SOLUTION: The retrieval request device comprises a second cross-reference 341, a processing part 35 controlling it, and a storage part 34 which is a client 30 storing second keywords for every category shown in metadata attached to Web pages. When a Web page is displayed on a display part 33, the processing part 35 selects a second keyword belonging to the category shown in metadata attached to this Web page from the second cross-reference 341, and requests retrieval of other Web pages with a first keyword specified in the display of the Web page and the selected second keyword as retrieval conditions to a retreival server 10.;COPYRIGHT: (C)2006,JPO&NCIPI