Exhibit 10.13
                               FOURTH AMENDMENT TO
                           LOAN AND SECURITY AGREEMENT
                           ---------------------------


         This  Fourth   Amendment  to  Loan  and  Security   Agreement   ("Third
Amendment")is  made  effective  the  31st  day of  August,  2003,  by and  among
SOVEREIGN  BANK  (the  "Bank"),  a  federally-chartered,   SAIF-insured  savings
institution with offices at 1130 Berkshire Boulevard,  Wyomissing,  Pennsylvania
19610; J. M. AHLE CO., INC., a Delaware  corporation ("J.M. Ahle Co."); DAVID W.
and  JACQUELINE J. MENARD  ("Menards,"  together  with J.M.  Ahle Co.  sometimes
hereinafter  referred  to as  "Borrowers"),  with  offices  at 111  Presidential
Boulevard,  Suite 240, Bala Cynwyd,  Pennsylvania 19004; and MORO CORPORATION, a
Delaware corporation ("Guarantor").

                                   BACKGROUND
                                   ----------

         A.  Borrowers  and the Bank entered into a Loan and Security  Agreement
dated March 31, 2000, as amended (the "Agreement").

         B.  Borrowers  have  requested  the Bank to  extend  the Line of Credit
Facility and to loan J. M. Ahle Co. (i) an  additional  $150,000  pursuant to an
equipment  line of credit  facility  (the  "Equipment  Line of Credit  Loan") to
permit  J. M. Ahle Co.  to  finance  ongoing  equipment  purchases,  and (ii) an
additional $400,000 pursuant to a term loan to permit J.M. Ahle Co. to refinance
its existing term loan with the Bank (the  "Additional  Term Loan") and the Bank
has agreed to extend the Line of Credit  Facility,  make the  Equipment  Line of
Credit Loan and make the  Additional  Term Loan,  all as more  particularly  set
forth in this Fourth Amendment.

         C. The Bank and Borrowers desire to enter into this Fourth Amendment to
extend the Line of Credit Facility, make the Equipment Line of Credit Loan to J.
M. Ahle Co. and make the Additional  Term Loan to J. M. Ahle Co. pursuant to the
terms hereof.

         D. The  Agreement  shall  remain  in full  force  and  effect,  without
modification or amendment, except as specifically set forth below. All terms not
otherwise defined herein shall have the meanings set forth in the Agreement.

         NOW,  THEREFORE,  the parties  hereto,  intending  to be legally  bound
hereby,  and  in  consideration  of  the  aforementioned   Background  which  is
incorporated  herein  by  reference,  and  in  consideration  of the  terms  and
conditions set forth herein, agree as follows:

         1. Confirmation of Existing Loans. Borrowers hereby ratify, confirm and
acknowledge that the statements  contained in the foregoing Background are true,
accurate and correct and that the Loan Documents, as that term is defined in the
Agreement,  are  valid,  binding  and in full  force  and  effect as of the date
hereof. Borrowers further acknowledge,  confirm, represent and warrant that they

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have no  defenses,  set-offs,  counterclaims,  or  challenges  to or against the
payment of any sums owing under the Loan Documents,  or to the enforceability or
validity of the terms thereof. Borrowers further acknowledge, confirm, represent
and warrant that they have no claims, suits or causes of action against the Bank
and hereby  remise,  release  and  forever  discharge  the Bank,  its  officers,
directors,  shareholders,  representatives and their successors and assigns, and
any of them, from any claims,  causes of action, suits, or demands whatsoever in
law and equity,  which they have or may have from the  beginning of the world to
the date of this Fourth Amendment.  Neither this Fourth Amendment nor any of the
documents executed in connection herewith,  is in any way intended to constitute
a novation of or to the Loan Documents.

         2. Confirmation of Indebtedness. Borrowers confirm and acknowledge that
the outstanding  principal  balance of the indebtedness as evidenced by the Loan
Documents was  ____________________________  Dollars ($_________) as of July 31,
2003.

         3. All references in the Agreement  and/or any of the Loan Documents to
"the Agreement" or "this Agreement" shall be understood to refer to the Loan and
Security  Agreement,  as amended by this Fourth  Amendment,  and as the same may
hereafter be amended from time to time.  All terms not defined herein shall have
the meanings given to them in the Agreement.

         4. The  following  definitions  are hereby  added to Section 1.1 of the
Agreement:

            Additional Term Loan.  The meaning provided at Section 2.9 hereof.

            Additional  Term Note.  The term note  executed by J. M. Ahle Co. in
the principal amount specified in Section 2.10 hereof and in the form of Exhibit
"B" attached hereto and made a part hereof.

            Equipment Line of Credit or Equipment Line of Credit  Facility.  The
meaning provided at Section 2.7 hereof.

            Equipment  Line of Credit Note.  The  equipment  line of credit note
executed  by J. M. Ahle Co. in the  principal  amount  specified  in Section 2.8
hereof and in the form of Exhibit "A" attached hereto and made a part hereof.

            Equipment Line of Credit Loan Termination Date. The meaning provided
at Section 2.7 hereof.

         5. Section 2.1 (a) of the  Agreement  is hereby  amended to read in its
entirety as follows:

            (a) Subject to, and in accordance  with, the terms and conditions of
this  Agreement,  the Bank  agrees to make  advances in  integral  multiples  of
$1,000.00  (the  "Advances")  to J.M. Ahle Co. upon request at any time and from
time to time during the period  commencing  on the date hereof and ending on the
earlier of (i) the  occurrence of an Event of Default (as defined in Section 8.1
hereof),  or (ii) June 30, 2004 (the "Loan Termination Date") unless extended in
writing by the Bank in its sole discretion,  in an amount which in the aggregate

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shall not exceed the lesser of (A) the Borrowing Base, or (B) $2,000,000.00,  in
all cases  less the sum of the then  unpaid  principal  amount  of all  previous
Advances.

         6. A new Section 2.7 is added to the  Agreement to read in its entirety
as follows:

            2.7 Equipment Line of Credit Facility.

                (a) Subject to, and in accordance with, the terms and conditions
of this  Agreement,  the Bank agrees to make  advances in integral  multiples of
$1,000 (the "Advances") to J. M. Ahle Co. upon request at any time and from time
to time  during  the  period  commencing  on the date  hereof  and ending on the
earlier of (i) the  occurrence of an Event of Default (as defined in Section 8.1
hereof),  or (ii) June 30, 2004 (the "Equipment Line of Credit Loan  Termination
Date")  unless  extended  in writing by the Bank in its sole  discretion,  in an
amount which,  in each  instance,  shall not exceed eighty  percent (80%) of the
lesser  of the net  book  value or the  current  market  value  of the  specific
equipment being purchased and, in the aggregate,  shall not exceed $150,000 (the
"Equipment Line of Credit" or the "Equipment Line of Credit Facility").

                (b) J. M. Ahle Co. may  request an Advance by notice to the Bank
not later than 2:00 P.M.,  Philadelphia,  Pennsylvania time, on the Business Day
on which J. M. Ahle Co. wishes the Bank to make the Advance.

                (c) J. M. Ahle Co.,  subject to the terms and conditions of this
Agreement, may reborrow any amount repaid by J. M. Ahle Co. at any time and from


time to time on or before the  termination of the Bank's  commitment  under this
Section 2.7.

                (d) The term of this  Equipment Line of Credit shall commence on
the date hereof and, unless earlier  terminated,  shall terminate on the earlier
to occur of (i) an Event of Default,  or (ii) the Equipment  Line of Credit Loan
Termination Date, unless extended in writing by the Bank in its sole discretion.

         7. A new Section 2.8 is added to the  Agreement to read in its entirety
as follows:

            2.8 Equipment  Line of Credit Note. The obligation of J. M. Ahle Co.
to pay the  principal  of, and accrued  interest on, the Line of Credit shall be
evidenced by its promissory  note dated this date (the "Equipment Line of Credit
Note"):

                (a)  payable to the order of the Bank in the face  amount of One
Hundred Fifty Thousand Dollars ($150,000);

                (b)  bearing  interest  on its  unpaid  principal  amount of all
Advances  at an  annualrate  equal to the Prime  Rate plus one  quarter  percent
(.25%).  Interest  shall  fluctuate  with  changes in the Prime  Rate,  shall be
computed on the actual number of days elapsed on the basis of a 360-day year and
shall be payable monthly on the first day of each month;

                (c) payable as to  interest  monthly in arrears on the first day
of each  calendarmonth  commencing  September 1, 2003 through and  including the
first day on which:

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                    (i) the Equipment Line of Credit shall have been terminated,
and

                    (ii) J. M. Ahle Co.  shall  have  repaid in full the Line of
Credit (it being understood that interest shall again accrue upon any subsequent
borrowing under this Equipment Line of Credit);

                (d) payable as to principal as follows:

                    (i) if the unpaid  balance of the Line of Credit exceeds the
limitations  set forth in Section 2.7(a) hereof,  at any time, then within three
(3) Business Days after  notification from the Bank, but only as to such excess;
or

                    (ii) in full on the  earlier to occur of an Event of Default
or the  Equipment  Line of Credit  Loan  Termination  Date,  unless  extended in
writing by the Bank in its sole discretion;

                (e) secured by the Collateral and the Surety Agreement;

                (f) prepayable by J. M. Ahle Co. without  penalty or premium but
with accrued  interest to the date of such prepayment on the amount prepaid,  at
any time and from time to time, in whole or in part,  upon  notification  to the
Bank  of  such  prepayment  not  later  than  10:00  a.m.  on the  date  of such
prepayment; and

                (g) substantially in the form of Exhibit "A" attached hereto and
made a part hereof.

         8. A new Section 2.9 is added to the  Agreement to read in its entirety
as follows:

            2.9 Additional  Term Loan.  Subject to, and in accordance  with, the
terms and conditions of this  Agreement,  the Bank agrees to loan J. M. Ahle Co.
the  principal  amount  of Four  Hundred  Thousand  Dollars  ($400,000.00)  (the
"Additional Term Loan").

         9. A new Section 2.10 is added to the Agreement to read in its entirety
as follows:

            2.10 Term Note. The obligation of J.M. Ahle Co. to pay the principal
of, and accrued  interest on, the Additional Term Loan shall be evidenced by its
promissory note dated this date (the "Additional Term Note"):

                (a)  payable  to order of the  Bank in the face  amount  of Four
Hundred Thousand Dollars ($400,000.00);

                (b) bearing interest on the unpaid principal amount at an annual
rate equal to the Prime Rate plus one-half percent (.50%);

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<PAGE>

                (c) with  interest  payable on a monthly basis in arrears on the
first day of each calendar month commencing September 1, 2003;

                (d)  with   principal   payable  in   seventy-one   (71)  equal,
consecutive monthly  installments in the amount of $5,556.00 each, plus interest
thereon, commencing on September 1, 2003 and continuing on the first day of each
month  thereafter  until  August 1,  2009,  at which time the  remaining  unpaid
principal balance, plus all accrued interest thereon,  shall be paid in full, or
due in full upon the occurrence of an Event of Default;

                (e) prepayable by J.M. Ahle Co.  without  penalty or premium but
with accrued  interest to the date of such prepayment on the amount prepaid,  at
any time and from time to time, in whole or in part,  upon  notification  to the
Bank  of  such  prepayment  not  later  than  10:00  a.m.  on the  date  of such
prepayment;

                (f) secured by the Collateral and the Surety Agreement; and

                (g) in the form of Exhibit "B"  attached  hereto and made a part
hereof.

         10.  Sections  2.7,  2.8,  2.9 and  2.10 of the  Agreement  are  hereby
renumbered as Sections 2.11, 2.12, 2.13 and 2.14, respectively.

         11.  Representations  and Warranties.  Borrowers  hereby  represent and
warrant that, as of the date hereof:

                (a)  Borrowers  have the  authority  and have  taken all  action
necessary to enter into this Fourth Amendment;

                (b) The representations and warranties of Borrowers set forth in
Article 4 of the  Agreement  are true and  correct as of the date of this Fourth
Amendment as if made on the date hereof; and

                (c) As of the date of this Fourth Amendment there does not exist
any Event of Default  under the  Agreement  nor does there exist any event which
with the passage of time,  the giving of notice,  or both,  would  constitute an
Event of Default under the Agreement.

         12. Certificate(s) of Insurance. Certificate(s) of insurance evidencing
that  Borrowers are in  compliance  with Section 6.10 of the Agreement as of the
date hereof  shall be presented  to the Bank prior to or  concurrently  with the
signing of this Fourth Amendment.

         13.   Expenses.   Borrowers  agrees  to  reimburse  the  Bank  for  its
out-of-pocket  expenses,  including but not limited to attorney's fees and other
costs of  preparation  and filing  concerning  this Fourth  Amendment  and other
documents  as required by law or deemed  necessary by Bank,  including,  but not
limited to, the cost of all lien  searches  deemed  necessary by the Bank.  Such
costs and  expenses  shall be paid  simultaneously  with the  execution  of this
Fourth Amendment and all such expenses  hereafter  incurred shall be paid within
fifteen (15) days after notice by the Bank.

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<PAGE>

         14.  Additional  Events of Default.  Without limiting the generality of
the  terms  and  conditions  of the  Agreement  or this  Fourth  Amendment,  the
occurrence  of any  one  or  more  of  the  following  events  shall  constitute
additional Events of Default under the Agreement:

                  (a) The failure of either  Borrower to duly perform or observe
any obligation, covenant or agreement set forth in this Fourth Amendment;

                  (b) Any  representation  or  warranty of either  Borrower  set
forth herein is discovered to be materially untrue as of the date of this Fourth
Amendment,  or any statement,  certificate or data furnished by Borrowers to the
Bank heretofore is discovered to be materially untrue as of the date as of which
the facts therein set forth were stated or certified to be true.

         15. Inconsistencies and Integration.  All of the terms,  conditions and
covenants, to the extent not expressly inconsistent with those set forth herein,
of the Agreement or other Loan  Documents are  incorporated  herein by reference
and shall remain in full force and effect  unaffected  or unaltered by the terms
of this Fourth  Amendment.  To the extent  there is any  inconsistency  with the
terms of this Fourth Amendment and any of the other Loan Documents, the terms of
this Fourth Amendment shall control.

         16 Miscellaneous.

                  (a)  Further  Assurances.  From time to time  Borrowers  shall
execute and deliver to the Bank such additional  documents and will provide such
additional  information  as the Bank may  reasonably  request  to carry  out the
intent of this Fourth Amendment.

                  (b) Governing Law. This Fourth  Amendment,  and the rights and
obligations  of the parties under this Fourth  Amendment,  shall be governed by,
and construed and interpreted in accordance  with, the domestic,  internal laws,
but not the law of conflicts of law, of the Commonwealth of Pennsylvania.

                  (c) Binding Effect and Assignment. This Fourth Amendment shall
inure to the benefit of, and shall be binding upon, the  respective  successors,
heirs and assigns of the parties  hereto.  Neither  Borrower shall assign any of
its  rights or  delegate  any of its  obligations  hereunder  without  the prior
written consent of the Bank.

                  (d)  Severability.  If any provision of this Fourth  Amendment
shall be invalid under  applicable  laws, such  invalidity  shall not affect any
other  provision of this Fourth  Amendment  that can be given effect without the
invalid provision, and to this end, the provisions hereof are severable.

                  (e)  Counterparts  and Headings.  This Fourth Amendment may be
executed  in any  number  of  counterparts,  each of which  shall be  deemed  an
original,  but all of  which  together  shall  constitute  but one and the  same
instrument.  Section headings  contained herein are for convenience of reference
only and shall in no way affect or be used to construe or interpret  this Fourth
Amendment.

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<PAGE>

         IN WITNESS  WHEREOF,  the  parties  hereto  have  executed  this Fourth
Amendment  to Loan and  Security  Agreement  as of the day and year first  above
written.

                                   BORROWERS:
                                   J. M. AHLE CO. INC.

                                   By:/S/ David W. Menard
                                      -------------------
                                      David W. Menard, President

                                   /S/ David W. Menard
                                   --- ---------------
                                   David W. Menard, individually, on a joint and
                                   several basis with Jacqueline J. Menard

                                   /S/ Jacqueline J. Menard
                                   ------------------------
                                   Jacqueline J. Menard, individually, on a
                                   joint and several basis with David W. Menard

                                 SOVEREIGN BANK

                                   By:/S/ Michael J. Hassett
                                   -------------------------
                                          Michael J. Hassett, Vice President





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<PAGE>


         The undersigned,  Moro Corporation,  surety to the Bank with respect to
all obligations of Borrowers to the Bank, has read the above Fourth Amendment to
Loan and Security  Agreement,  understands the terms and conditions  thereof and
the effect of said Fourth  Amendment on Borrowers and on itself as surety to the
Bank.  The  undersigned  hereby  consents to the  execution  and delivery of the
foregoing  Fourth  Amendment to Loan and Security  Agreement by Borrowers to the
Bank and further agrees that its guaranty and  suretyship of all  obligations of
Borrowers to the Bank shall remain in full force and effect  undiminished by the
foregoing Fourth Amendment to Loan and Security Agreement.

         The undersigned further  acknowledges,  agrees,  confirms and certifies
that the  Surety  Agreement  to which it is a party  remains  in full  force and
effect,  enforceable  in accordance  with its terms and that it has no defenses,
set-offs or  counterclaims  to the Bank's full  enforcement of the terms of said
agreement.

                                                 MORO CORPORATION


                                                 By:  /S/ David W. Menard
                                                    ---------------------
                                                      David W. Menard, President