FORM OF REVOLVING LOAN NOTE

U.S. $
      -----------------------                                  Chicago, Illinois
                                                               December   , 1999
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            FOR  VALUE  RECEIVED,  the  undersigned,                        ,  a
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            Corporation (the "Borrower"), HEREBY UNCONDITIONALLY PROMISES TO PAY
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to the order of                          (the  "Lender")  the  principal  sum of
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                              AND  NO/100  DOLLARS  ($                ),  or, if
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less, the aggregate  unpaid amount of all  "Revolving  Loans" (as defined in the
Credit Agreement  referred to below) made by the Lender to the Borrower pursuant
to the "Credit  Agreement" (as defined  below),  on the  "Termination  Date" (as
defined in the Credit  Agreement)  or on such earlier date as may be required by
the  terms of the  Credit  Agreement.  Capitalized  terms  used  herein  and not
otherwise defined herein are as defined in the Credit Agreement.

            The Borrower promised to pay interest on the unpaid principal amount
of each  Revolving  Loan made to it from the date of such  Revolving  Loan until
such principal amount is paid in full at a rate or rates per annum determined in
accordance with the terms of the Credit Agreement  Interest hereunder is due and
payable at such times and on such dates as set forth in the Credit Agreement.

            Both  principal and interest are payable in Dollars to the Agent (as
defined below),  to such account as the Agent may designate,  in same day funds.
At the time of each  Revolving  Loan,  and upon each  payment or  prepayment  of
principal of each Revolving Loan, the Lender shall make a notation either on the
schedule  attached hereto and made a part hereof,  or in such Lender's own books
and records,  in each case  specifying  the amount of such  Revolving  Loan, the
respective  Interest Period thereof (in the case of Eurocurrency  Rate Loans) or
the amount of principal paid or prepaid with respect to such Revolving  Loan, as
applicable; PROVIDED that the failure of the Lender to make any such recordation
or notation shall not affect the Obligations of the Borrower  hereunder or under
the Credit Agreement.

            This Revolving Loan Note is one of the promissory  notes referred to
in, and is entitled to the benefits of, that certain Credit  Agreement  dated as
of December 16, 1999 among the  Borrower,  the  financial  institutions  parties
thereto (the  "Lenders"),  and                  (having its principal  office in
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Chicago,  Illinois),  individually  and as agent (the  "Agent") on behalf on the
Lenders,  and                      ,  as lead arranger and sole book runner (the
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"Lead  Arranger  and Sole Book  Runner") on behalf of the  Lenders (as  amended,
restated,  supplemented or modified from time to time, the "Credit  Agreement").
The  Credit  Agreement,  among  other  things,  (i)  provides  for the making of
Revolving  Loans by the lender to the borrower  under the Credit  Agreement from
time to time in an aggregate  amount not to exceed at any time  outstanding  the
dollar amount first above mentioned,  the indebtedness of the Borrower resulting
from each such Revolving Loan to it being evidenced by this Revolving Loan Note,
and





(ii) contains  provisions for  acceleration  of the maturing hereof upon the
happening of certain  stated  events and also for  prepayments  of the principal
hereof  prior to the  maturity  hereof  upon the  terms and  conditions  therein
specified.

            Demand,  presentment,  protest and notice of nonpayment  and protest
are hereby waived by the Borrower.

            Whenever in this Revolving Loan Note reference is made to the Agent,
the  Lender or the  Borrower,  such  reference  shall be deemed to  include,  as
applicable,  a  reference  to  their  respective  successors  and  assigns.  The
provisions of this  Revolving Loan Note shall be binding upon and shall inure to
the benefit of said  successors  and  assigns.  The  Borrower's  successors  and
assigns shall  include,  without  limitation,  a receiver,  trustee or debtor in
possession of or for the Borrower.

            This  Revolving Loan Note shall be  interpreted,  and the rights and
liabilities of the parties hereto determined, in accordance with the laws of the
State of Illinois.

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                                          By:
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                                             Name:
                                             Title: