EXHIBIT A
AGREEMENT OF JOINT FILING
In accordance with Rule 13d-1(k) under the Act, the undersigned hereby agree to
the joint filing with the other persons signatory below of a statement on
Schedule 13D or any amendments thereto, with respect to the Common Stock, and
that this Agreement be included as an attachment to such filing.
This Agreement may be executed in any number of counterparts each of which shall
be deemed to be an original and all of which together shall be deemed to
constitute one and the same Agreement. IN WITNESS WHEREOF, the undersigned
hereby execute this Agreement on the 9th day of April, 2008.
/s/ Xxxxxx X. Xxxxxxxx
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XXXXXX X. XXXXXXXX
THE CO-INVESTMENT FUND II, L.P.
By: Co-Invest Management II, L.P, its General Partner
By: Co-Invest II Capital Partners, Inc. its General
Partner
By: /s/ Xxxxx Xxxxxxx
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Xxxxx Xxxxxxx, Chief Financial Officer
CO-INVEST MANAGEMENT II, L.P.
By: Co-Invest II Capital Partners, Inc., its General
Partner
By: /s/ Xxxxx Xxxxxxx
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Xxxxx Xxxxxxx, Chief Financial Officer
CO-INVEST II CAPITAL PARTNERS, INC.
By: /s/ Xxxxx Xxxxxxx
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Xxxxx Xxxxxxx, Chief Financial Officer
