EXHIBIT 8

                                   EXHIBIT 8


                                   AGREEMENT

     The undersigned persons hereby agree that reports on Schedule 13D, and
amendments thereto, may be filed in a single statement on behalf of all such
persons.

Dated:  October 25, 1999



                         /s/ Xxxxxx X. Xxxxxxx
                         ---------------------------
                         Xxxxxx X. Xxxxxxx



                         BERKSHIRE HATHAWAY INC.



                         By: /s/ Xxxxxx X. Xxxxxxx
                             ------------------------
                             Xxxxxx X. Xxxxxxx
                             Chairman of the Board