Exhibit 23


                    CONSENT OF INDEPENDENT PUBLIC ACCOUNTANTS


As independent public accountants, we hereby consent to the incorporation by
reference of our reports dated May 10, 2000 included in this annual report on
Form 10-K, into the Company's previously filed Registration Statement No.
333-75559, No. 33-18793 and No. 333-62581.

                                                      /s/ Arthur Andersen LLP


Boston, Massachusetts
June  22, 2000