JOINT FILING AGREEMENT

   1
                                                                   EXHIBIT 99.26

                             JOINT FILING AGREEMENT

    The undersigned hereby agree to the joint filing of the Schedule 13D to
which this Agreement is attached.

Dated: May 14, 1998


                                 ANTIOPE PARTNERS L.L.C.


    
                                 By: /s/ Xxxxxxx X.X. Xxxxxx          
                                     -------------------------------------------
                                         Xxxxxxx X.X. Xxxxxx, a Managing Member


                                  AMPHION VENTURES L.P.

                                  By: Amphion Partners L.L.C., General Partner


                                  By: /s/ Xxxxxxx X.X. Xxxxxx                  
                                     -------------------------------------------
                                          Xxxxxxx X.X. Xxxxxx, a Managing Member


                                  AMPHION PARTNERS L.L.C.



                                  By: /s/ Xxxxxxx X.X. Xxxxxx             
                                     -------------------------------------------
                                          Xxxxxxx X.X. Xxxxxx, a Managing Member