(19)

(11)

EP 1 872 263 A2

(12)

(43) Date of publication: 02.01.2008 Bulletin 2008/01 (21) Application number: 06750320.1 (22) Date of filing: 14.04.2006

(51) International Patent Classification (IPC):  G06F 17/00(2006.01) (86) International application number: PCT/US2006/014253 (87) International publication number: WO 2006/113538 (26.10.2006 Gazette 2006/43)

(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 LV MC NL PL PT RO SE SI SK TR Designated Extension States: AL BA HR MK YU (30) Priority: 19.04.2005 US 109415 16.11.2005 US 280609 (71) Applicant: MICROSOFT CORPORATION Redmond, Washington 98052-6399 (US)	(72) Inventors: MICHELSTEIN, Jennifer P. Redmond, Washington 98052-6399 (US) YAP, Joe K. Redmond, Washington 98052-6399 (US) NICA, Edison Redmond, Washington 98052-6399 (US) (74) Representative: Grünecker, Kinkeldey, Stockmair & Schwanhäusser Anwaltssozietät  Maximilianstrasse 58 80538 München 80538 München (DE)