EXHIBIT (99.4)



                                POWER OF ATTORNEY


     KNOW ALL  PERSONS BY THESE PRESENTS  that GOLDMAN SACHS 1997 EXCHANGE PLACE
FUND, L.P. (the "Fund") does hereby make, constitute and appoint each of Hans L.
Reich and Roger S. Begelman, acting individually,  its true and lawful attorney,
to execute and deliver in its name and on its behalf  whether the Fund is acting
individually or as representative of others,  any and all filings required to be
made by the Fund under the Securities  Exchange Act of 1934, as amended,  giving
and granting unto each said  attorney-in-fact  power and authority to act in the
premises as fully and to all intents and  purposes as the Fund might or could do
if personally present by one of its authorized signatories, hereby ratifying and
confirming all that said attorney-in-fact  shall lawfully do or cause to be done
by virtue hereof.

     THIS POWER OF ATTORNEY  shall remain in full force and  effect until either
revoked  in  writing  by the  undersigned  or until  such time as the  person or
persons  to whom  power of attorney  has been  hereby granted  cease(s) to be an
employee of The Goldman Sachs Group, Inc. or one of its affiliates.

     IN WITNESS WHEREOF,  the undersigned has duly subscribed  these presents as
of September 21, 1999.


GOLDMAN SACHS 1997 EXCHANGE PLACE FUND, L.P.

By: Goldman Sachs Management Partners, L.P.
By: Goldman Sachs Management, Inc.


By:/s/ Robert Litterman
---------------------------------
Name:  Robert Litterman
Title: President