Exhibit 99.1 JOINT FILING AGREEMENT The undersigned hereby agree that the foregoing statement on Schedule 13G is filed on behalf of each of the undersigned in accordance with the provisions of Rule 13d-1(k) under the Securities Exchange Act of 1934,...Joint Filing Agreement • January 31st, 2008 • Sac Capital Advisors LLC • Plastic materials, synth resins & nonvulcan elastomers
