Promissory Notes


Exhibit 10(u)


PROMISSORY NOTE


August 13, 2001


FOR VALUE RECEIVED,
RADIANT ENERGY CORPORATION (the “Borrower”), a Canadian corporation
having its principal business office at 40 Centre Drive, Orchard Park, New York,
14127, promises to pay, to or to the order of HARA ENTERPRISES LIMITED (the
“Lender”), at its offices at 1 Balmoral Avenue, Suite 507, Toronto,
Ontario, M4V 3B9, or as the Lender may otherwise direct the Principal Amount of
the advances outstanding hereunder as recorded by the Lender in the column
headed “Unpaid Principal Balance” on the schedule attached hereto (the
“Grid”) and forming part of this Note and interest thereon as
hereinafter set forth.


The Lender shall and is
hereby unconditionally and absolutely authorized and directed by the Borrower to
record on the Grid (i) the date and amount of each advance and the resulting
increase in the unpaid Principal Amount outstanding hereunder, and (ii) the date
and amount of each repayment on account of the Principal Amount paid to the
Lender and the resulting decrease in the unpaid principal balance outstanding
hereunder. Such notations, in the absence of manifest mathematical error, shall
be prima facie evidence of such advances and repayments.


The Borrower promises to
repay the Principal Amount of the advances outstanding hereunder at such times
and in such amounts as are specified in the agreement dated August 13, 2001
between the Lender, Roxborough Holdings Limited, John M. Marsh and the Borrower
(the “Credit Agreement”) and to pay interest on the unpaid principal
amount hereof remaining from time to time outstanding, both before and after
demand, default and judgment, at such interest rate and at such times as are
specified in the Credit Agreement.


This Note is one of the
Promissory Notes referred to in, and is entitled to the benefits of, the Credit
Agreement. Terms defined in the Credit Agreement are used herein with the same
meaning. The Credit Agreement, among other things, provides for acceleration of
the maturity of the loans evidenced hereby upon the happening of certain stated
events and also for the prepayment on account of the Principal Amount hereof.


This Note shall be governed by and construed in accordance  with the laws of the Province of Ontario and the laws of Canada  applicable
therein.


	 	RADIANT ENERGY CORPORATION


	 	Per: _________________________________

         Authorized Signing Officer





SCHEDULE – Page 1 of 1


This is the “Grid” referred to in, and forming part of,
the Promissory Note dated as of August 13, 2001, to which this page is attached.


	Date	Amount of
Advance	Amount of
Repayment	Unpaid Principal
Balance	Recorded by
	 	 	 	 	 
	 	 	 	 	 
	 	 	 	 	 
	 	 	 	 	 
	 	 	 	 	 
	 	 	 	 	 
	 	 	 	 	 
	 	 	 	 	 
	 	 	 	 	 
	 	 	 	 	 
	 	 	 	 	 
	 	 	 	 	 
	 	 	 	 	 
	 	 	 	 	 
	 	 	 	 	 





PROMISSORY NOTE


August 13, 2001


FOR VALUE RECEIVED,
RADIANT ENERGY CORPORATION (the “Borrower”), a Canadian corporation
having its principal business office at 40 Centre Drive, Orchard Park, New York,
14127, promises to pay, to or to the order of JOHN M. MARSH (the
“Lender”), at its offices at Little Harbour 54 Sloop, R.R. #2, Cedar
Crest, Port Colborne, Ontario, L3K 5V4, or as the Lender may otherwise direct
the Principal Amount of the advances outstanding hereunder as recorded by the
Lender in the column headed “Unpaid Principal Balance” on the schedule
attached hereto (the “Grid”) and forming part of this Note and
interest thereon as hereinafter set forth.


The Lender shall and is
hereby unconditionally and absolutely authorized and directed by the Borrower to
record on the Grid (i) the date and amount of each advance and the resulting
increase in the unpaid Principal Amount outstanding hereunder, and (ii) the date
and amount of each repayment on account of the Principal Amount paid to the
Lender and the resulting decrease in the unpaid principal balance outstanding
hereunder. Such notations, in the absence of manifest mathematical error, shall
be prima facie evidence of such advances and repayments.


The Borrower promises to
repay the Principal Amount of the advances outstanding hereunder at such times
and in such amounts as are specified in the agreement dated August 13, 2001
between the Lender, Roxborough Holdings Limited, Hara Enterprises Limited and
the Borrower (the “Credit Agreement”) and to pay interest on the
unpaid principal amount hereof remaining from time to time outstanding, both
before and after demand, default and judgment, at such interest rate and at such
times as are specified in the Credit Agreement.


This Note is one of the
Promissory Notes referred to in, and is entitled to the benefits of, the Credit
Agreement. Terms defined in the Credit Agreement are used herein with the same
meaning. The Credit Agreement, among other things, provides for acceleration of
the maturity of the loans evidenced hereby upon the happening of certain stated
events and also for the prepayment on account of the Principal Amount hereof.


This Note shall be governed
by and construed in accordance with the laws of the Province of Ontario and the
laws of Canada applicable therein.


	 	RADIANT ENERGY CORPORATION


	 	Per: _________________________________

         Authorized Signing Officer





SCHEDULE – Page 1 of 1


This is the “Grid” referred to in, and forming part of,
the Promissory Note dated as of August 13, 2001, to which this page is attached.


	Date	Amount of
Advance	Amount of
Repayment	Unpaid Principal
Balance	Recorded by
	 	 	 	 	 
	 	 	 	 	 
	 	 	 	 	 
	 	 	 	 	 
	 	 	 	 	 
	 	 	 	 	 
	 	 	 	 	 
	 	 	 	 	 
	 	 	 	 	 
	 	 	 	 	 
	 	 	 	 	 
	 	 	 	 	 
	 	 	 	 	 
	 	 	 	 	 
	 	 	 	 	 





PROMISSORY NOTE


August 13, 2001


FOR VALUE RECEIVED,
RADIANT ENERGY CORPORATION (the “Borrower”), a Canadian corporation
having its principal business office at 40 Centre Drive, Orchard Park, New York,
14127, promises to pay, to or to the order of ROXBOROUGH HOLDINGS LIMITED (the
“Lender”), at its offices at One First Canadian Place, Suite 6250,
Toronto, Ontario, M5X 1C7, or as the Lender may otherwise direct the Principal
Amount of the advances outstanding hereunder as recorded by the Lender in the
column headed “Unpaid Principal Balance” on the schedule attached
hereto (the “Grid”) and forming part of this Note and interest thereon
as hereinafter set forth.


The Lender shall and is
hereby unconditionally and absolutely authorized and directed by the Borrower to
record on the Grid (i) the date and amount of each advance and the resulting
increase in the unpaid Principal Amount outstanding hereunder, and (ii) the date
and amount of each repayment on account of the Principal Amount paid to the
Lender and the resulting decrease in the unpaid principal balance outstanding
hereunder. Such notations, in the absence of manifest mathematical error, shall
be prima facie evidence of such advances and repayments.


The Borrower promises to
repay the Principal Amount of the advances outstanding hereunder at such times
and in such amounts as are specified in the agreement dated August 13, 2001
between the Lender, Hara Enterprises Limited, John M. Marsh and the Borrower
(the “Credit Agreement”) and to pay interest on the unpaid principal
amount hereof remaining from time to time outstanding, both before and after
demand, default and judgment, at such interest rate and at such times as are
specified in the Credit Agreement.


This Note is one of the
Promissory Notes referred to in, and is entitled to the benefits of, the Credit
Agreement. Terms defined in the Credit Agreement are used herein with the same
meaning. The Credit Agreement, among other things, provides for acceleration of
the maturity of the loans evidenced hereby upon the happening of certain stated
events and also for the prepayment on account of the Principal Amount hereof.


This Note shall be governed
by and construed in accordance with the laws of the Province of Ontario and the
laws of Canada applicable therein.


	 	RADIANT ENERGY CORPORATION


	 	Per: _________________________________

         Authorized Signing Officer





SCHEDULE – Page 1 of 1


This is the “Grid” referred to in, and forming part of,
the Promissory Note dated as of August 13, 2001, to which this page is attached.


	Date	Amount of
Advance	Amount of
Repayment	Unpaid Principal
Balance	Recorded by