(19)

(11)

EP 1 738 308 A1

(12)

(43) Date of publication: 03.01.2007 Bulletin 2007/01 (21) Application number: 05716992.2 (22) Date of filing: 10.03.2005

(51) International Patent Classification (IPC):  G06Q 10/00(2006.01) (86) International application number: PCT/EP2005/051089 (87) International publication number: WO 2005/091186 (29.09.2005 Gazette 2005/39)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR (30) Priority: 12.03.2004 CN 200410396429 (71) Applicants: International Business Machines Corporation Armonk, NY 10504 (US) IBM United Kingdom Limited Portsmouth Hampshire PO6 3AU (GB)	(72) Inventors: LI, Ying HaiDian District, Beijing (CN) YU, Xiu Lan Beijing 100085 (CN) CHEN, Ying Hai Dian District, Beijing 100085 (CN) (74) Representative: Jennings, Michael John  IBM United Kingdom Limited, Intellectual Property Department, Hursley Park Winchester, Hampshire SO21 2JN Winchester, Hampshire SO21 2JN (GB)