JOINT FILING AGREEMENT We, the signatories of the statement on Schedule 13D to which this Agreement is attached, hereby agree that such statement is, and any amendments thereto filed by any of us will be, filed on behalf of each of us. Dated:...

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                                  EXHIBIT 7.1

                             JOINT FILING AGREEMENT



         We, the signatories of the statement on Schedule 13D to which this
Agreement is attached, hereby agree that such statement is, and any amendments
thereto filed by any of us will be, filed on behalf of each of us.

Dated: September 27, 1999



                              TARGETTI XXXXXX S.P.A.


                              By: /s/ Xxxxxxx Targetti
                                  ---------------------------------------------
                                  Name:   Xxxxxxx Targetti
                                  Title:  Managing Director




                              FLORENCE ACQUISITION CORP.


                              By: /s/ Xxxxxxx Targetti
                                  ----------------------------------------------
                                  Name:   Xxxxxxx Targetti
                                  Title:   President and Chief Financial Officer