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Exhibit 99.10
AGREEMENT REGARDING THE JOINT FILING OF AMENDMENT NO. 1 TO SCHEDULE 13D
The undersigned hereby agree as follows:
(1) Each of them is individually eligible to use Amendment No. 1 to
Schedule 13D to which this Exhibit is attached, and such Amendment No.
1 to Schedule 13D is filed on behalf of each of them; and
(2) Each of them is responsible for the timely filing of such Amendment
No. 1 to Schedule 13D and any amendments thereto, and for the
completeness and accuracy of such information concerning such person
contained therein; but none of them is responsible for the
completeness or accuracy of the information concerning the other
persons making this filing, unless such person knows or has reason to
believe that such information is inaccurate.
Dated: January 8, 2007 BERKSHIRE FUND V, LIMITED PARTNERSHIP
By: Fifth Berkshire Associates LLC,
its General Partner
BERKSHIRE FUND VI, LIMITED PARTNERSHIP
By: Sixth Berkshire Associates LLC,
its General Partner
BERKSHIRE INVESTORS LLC
BERKSHIRE PARTNERS LLC
By: /s/ Xxxxxxx X. Xxxxx
Name: Xxxxxxx X. Xxxxx
Title: Managing Director
