EXHIBIT A JOINT FILING AGREEMENT Each of the undersigned hereby affirms that it is individually eligible to use Schedule 13D, and agrees that this Amendment No. 1 to Schedule 13D is filed on its behalf. Dated this 1st day of December, 1998. /s/ JAMES...

                                    EXHIBIT A

                             JOINT FILING AGREEMENT


         Each of the undersigned hereby affirms that it is individually eligible
to use Schedule 13D, and agrees that this Amendment No. 1 to Schedule 13D is
filed on its behalf.


         Dated this 1st day of December, 1998.



/s/ XXXXX X. XXXXX
----------------------------------------------
Xxxxx X. Xxxxx, Individually





XXXXX X. XXXXX REVOCABLE TRUST,
U/D/T DATED JULY 28, 1994


By:  /s/ XXXXX X. XXXXX
   -------------------------------------------
   Xxxxx X. Xxxxx, Trustee