This joint Filing Agreement confirms the agreement by and among the undersigned that the Schedule 13G is filed on behalf of each of the reporting person(s) identified below: Legg Mason Capital Managment, Inc. By___/s/_Nicholas C....

This joint Filing Agreement confirms the agreement by and among the undersigned
that the Schedule 13G is filed on behalf of each of the reporting person(s)
identified below:



     Xxxx Xxxxx Capital Managment, Inc.



     By___/s/_Nicholas C. Milano_______________________
          Xxxxxxxx X. Xxxxxx, Chief Compliance Officer

     Xxxx Xxxxx Special Investment Trust, Inc.



     By___/s/_Gregory T. Merz__________________________
          Xxxxxxx X. Xxxx, Vice President

     LMM LLC



     By___/s/_Nicholas C. Milano_______________________
          Xxxxxxxx X. Xxxxxx, Chief Compliance Officer

     Xxxx Xxxxx Opportunity Trust,
     a portfolio of Xxxx Xxxxx Investment Trust, Inc.



     By___/s/_Gregory T. Merz___________________________
          Xxxxxxx X. Xxxx, Vice President