This excerpt taken from the ATVI 10-Q filed Nov 10, 2008.
RETURN OF COMPANY PROPERTY. I acknowledge and agree that all files, accounts, records, materials, documents, drawings, sketches, designs, diagrams, models, blue-prints, plans, specifications, manuals, books, forms, receipts, notes, reports, memoranda, studies, data, calculations, recordings, catalogues, compilations of information, correspondence and all copies, abstracts and summaries of the foregoing, instruments, tools and equipment and all other physical items related to the Company or to my employment with the Company, other than merely personal items, whether of a public nature or not, and whether prepared by me or not, are and shall remain the sole and exclusive property of the Company and shall not be removed from the premises of the Company, except as required in the course of employment by the Company, without prior written consent of the Company in each instance. In the event of termination of my employment with the Company for any reason whatsoever, I agree to promptly surrender and deliver to the Company all of the foregoing property, and I will not take with me any description containing or pertaining to any Proprietary Information which I may produce or obtain during the course of my employment. I agree to sign and deliver the Termination Certification attached to this Agreement as Exhibit B.