Exhibit 99.1 JOINT FILING AGREEMENT The undersigned hereby agree that the statement on Schedule 13D (the "Schedule 13D") to which this agreement is filed as an exhibit and all amendments to such Schedule 13D are filed on behalf of each of the...

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                                                                    Exhibit 99.1

                             JOINT FILING AGREEMENT


         The undersigned hereby agree that the statement on Schedule 13D (the
"Schedule 13D") to which this agreement is filed as an exhibit and all
amendments to such Schedule 13D are filed on behalf of each of the undersigned.

Date:    December 17, 1999



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




                                   XXXXXX INVESTMENTS LIMITED PARTNERSHIP


                                   By: /s/
                                       ----------------------------------------
                                            Xxxxxxx X. Xxxxxx
                                            General Partner


                                   XXXXXXX X. XXXXXX, TRUSTEE, OF THE XXXXXX
                                   TRUST DATED 5/4/84


                                   By: /s/
                                      -----------------------------------------
                                            Xxxxxxx X. Xxxxxx
                                            Trustee