1 EXHIBIT C Each of the undersigned hereby agrees that the Schedule 13D dated December 2, 1997, to which this Agreement is attached as Exhibit C, and any amendments thereto, may be filed on behalf of each such person. This Agreement may be executed in...

   1
                                                                       EXHIBIT C

         Each of the undersigned hereby agrees that the Schedule 13D dated
December 2, 1997, to which this Agreement is attached as Exhibit C, and any
amendments thereto, may be filed on behalf of each such person.

         This Agreement may be executed in any number of counterparts, each of
which shall be deemed an original, but all of which together shall constitute
one and the same instrument.


Dated:        December 2, 1997

                                      /s/ XXXXXXX XXXXXX
                                      _________________________________________
                                      Xxxxxxx Xxxxxx
                                     
                                      XXXXX X. XXXXXX TRUST
                                      
                                      /s/ XXXXX X. XXXXXX
                                      _________________________________________
                                      Xxxxx X. Xxxxxx, as Trustee
                                     
                                      /s/ XXXXX X. XXXXXX
                                      _________________________________________
                                      Xxxxx X. Xxxxxx
                                     
                                      XXXXX X. XXXXXX (1996) ANNUITY TRUST
                                     
                                      /s/ XXXX XXXXXX
                                      _________________________________________
                                      Xxxx Xxxxxx, as Trustee

                                      /s/ XXXX XXXXXX                          
                                      _________________________________________
                                      Xxxx Xxxxxx