Exhibit 1 Joint Filing Agreement The undersigned agree that the foregoing statement on Schedule 13D/A, dated January 31, 2005, is being filed with the Securities and Exchange Commission on behalf of each of the undersigned pursuant to Rule 13d-1(k)....

                                                             Page 11 of 11 Pages

                                                                       Exhibit 1

                             Joint Filing Agreement

      The undersigned agree that the foregoing statement on Schedule 13D/A,
dated January 31, 2005, is being filed with the Securities and Exchange
Commission on behalf of each of the undersigned pursuant to Rule 13d-1(k).

      Dated: January 31, 2005

                                                 /s/ Xxxxxx X. Xxxxx
                                            ------------------------------------
                                                     Xxxxxx X. Xxxxx


                                                 /s/ Xxxxx X. Xxxxxxxxxxx
                                            ------------------------------------
                                                     Xxxxx X. Xxxxxxxxxxx


                                            IDOYA PARTNERS


                                                 /s/ Xxxxxx X. Xxxxx
                                            ------------------------------------
                                            By:      Xxxxxx X. Xxxxx
                                            Its:     General Partner


                                            PRESCOTT ASSOCIATES


                                                 /s/ Xxxxxx X. Xxxxx
                                            ------------------------------------
                                            By:      Xxxxxx X. Xxxxx
                                            Its:     General Partner