I,
David
E. Shaw, hereby make, constitute, and appoint each of:
Anne
Dinning,
Rochelle
Elias,
Julius
Gaudio,
John
Liftin,
Louis
Salkind,
Stuart
Steckler,
Maximilian
Stone, and
Eric
Wepsic,
acting
individually, as my agent and attorney-in-fact, with full power of substitution,
for the purpose of, from time to time, executing in my name and/or my capacity
as President of D. E. Shaw & Co., Inc. (acting for itself or as
the general partner of D. E. Shaw & Co., L. P. and general
partner, managing member, or manager of other entities, any of which in turn
may
be acting for itself or other entities) all documents, certificates,
instruments, statements, other filings, and amendments to the foregoing
(collectively, “documents”) determined by such person to be necessary or
appropriate to comply with ownership or control-person reporting requirements
imposed by any United States or non-United States governmental or regulatory
authority, including without limitation Forms 3, 4, 5, and 13F and Schedules
13D
and 13G required to be filed with the Securities and Exchange Commission;
and
delivering, furnishing, or filing any such documents to or with the appropriate
governmental or regulatory authority. Any such determination shall be
conclusively evidenced by such person’s execution, delivery, furnishing, and/or
filing of the applicable document.
This
power of attorney shall be valid from the date hereof and replaces the power
granted on February 24, 2004, which is hereby cancelled.
IN
WITNESS HEREOF, I have executed this instrument as of the date set forth
below.
Date:
October 24, 2007
DAVID
E.
SHAW, as President of
D.
E.
Shaw & Co., Inc.
/s/
David
E. Shaw
New
York,
New York