Document:

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                                                                    Exhibit 10.1

                         AMENDMENT TO CREDIT AGREEMENT

                                   Recitals:
                                   --------

A.   The parties to this Agreement are the parties to that certain Credit
     Agreement among FLIR Systems, Inc. and Bank of America, N.A. as
     Administrative Agent, Swing Line Lender and Letter of Credit Issuing Lender
     and The Other Financial Institutions Party Hereto, dated as of December 16,
     1999, Banc of America Securities LLC, as Sole Arranger and Sole Book
     Manager (the "Credit Agreement").

B.   All capitalized terms used shall have the meanings assigned to them in the
     Credit Agreement unless otherwise defined herein.

C.   Borrower has informed Lenders that it will not be in compliance with the
     financial covenants stated in section 7.14(b) and (c) of the Credit
     Agreement (the "Suspended Covenants") and the Consolidated Tangible Net
     Worth covenant contained in section 7.14(a), and has requested a waiver of
     compliance with those covenants through and including December 30, 2000.

D.   In consideration of the fees and of the agreements contained herein,
     Lenders and Borrower agree as follows.

                                  Agreements:
                                  ----------

     1.   Borrower agrees to pay the following fees upon the effectiveness of
          this Amendment:

          (a.) $200,000 for the ratable benefit of all Lenders.

          (b.) Ten (10) basis points times such Lender's commitment for the
               benefit of each Lender who provides to Borrower such Lender's
               executed signature page to this Amendment before 2:00 p.m.
               Pacific Daylight Time, April 13, 2000.

          (c.) $75,000 for the benefit of the Bank of America, N.A., as Agent.

     2.   Lenders agree that measurement of the Suspended Covenants is hereby
          suspended through December 30, 2000, and waive lenders' right to
          declare a default based upon any noncompliance with those covenants
          during the Suspension Period which is the period beginning December
          16, 1999, and ending December 30, 2000.

     3.   During the Suspension Period, Borrower shall not permit noncompliance
          with the following Suspension Period Covenants:
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          (a.) Borrower's Consolidated EBITDA shall be not less than $4,000,000
               for the quarter ending March 31, 2000, $12,000,000 for the two
               quarters ending June 30, 2000, and $27,000,000 for the three
               quarters ending September 30, 2000; and

          (b.) Borrower's revenues shall be not less than $37,000,000 for the
               quarter ending March 31, 2000, $83,000,000 for the two quarters
               ending June 30, 2000, and $144,000,000 for the three quarters
               ending September 30, 2000.

     4.   The definition of Applicable Amount stated in Section 1.01 of the
          Credit Agreement is amended to increase each offshore rate stated
          therein by 35 basis points. Borrower acknowledges and agrees that the
          Applicable Amount shall be determined by pricing level 1 (235 basis
          points, as amended) until the first day of the month following the
          receipt by the Administrative Agent of an accurate Compliance
          Certificate setting forth a Leverage Ratio less than 3:1.

     5.   Effective December 31, 1999, Section 7.14(a)  Consolidated Tangible
          Net Worth is amended as follows:

          (a.) Substitute $43,500,000 for $89,056,000 in the second line
               thereof.

          (b.) Substitute 75% for 50% in the second line thereof.

          (c.) Substitute December 31, 1999 for September 30, 1999, in the third
               line thereof.

     6.   The Credit Agreement and all loan documents remain in full force and
          effect, and unmodified except to the extent specifically amended
          herein.

     7.   Borrower acknowledges and agrees that (a) the principal balance due
          under the Credit Agreement is $93,000,000 as of April 12, 2000, and
          there is $917,249.39 in standby letters of credit outstanding, (b)
          that Lenders and each of them have performed all their obligations
          under, arising out of or relating to the Credit Agreement, and are not
          otherwise in breach, (c) Borrower has no defenses to performance of
          its obligations under the Credit Agreement and the Loan Documents, nor
          any claims arising thereunder, and (d) there are no defaults under the
          Credit Agreement other than those waived above.

     8.   Certain Agreements Not Enforceable. UNDER OREGON LAW, MOST AGREEMENTS,
          PROMISES AND COMMITMENTS MADE BY THE LENDERS AFTER OCTOBER 3, 1989,
          CONCERNING LOANS AND OTHER CREDIT EXTENSIONS WHICH ARE NOT FOR
          PERSONAL, FAMILY OR HOUSEHOLD PURPOSES OR SECURED SOLELY BY THE
          BORROWER'S RESIDENCE MUST BE IN WRITING, EXPRESS CONSIDERATION, AND BE
          SIGNED BY LENDERS TO BE ENFORCEABLE.

                                                   Amendment to Credit Agreement
                                                                     Page 2 of 4
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     9.   This Agreement shall be effective upon the execution by Borrower and
          requisite lenders. Execution by telecopy is permitted and sufficient
          to bind the party transmitting its signature by facsimile. The
          signature line for FLIR Systems, Inc., and each of the banks listed on
          Schedule 2.01 which are Bank of America, N.A., Bank One, N.A., KeyBank
          National Association, ABN AMRO Bank, N.V., and Svenska Handelsbanken
          AB (publ).

                                FLIR SYSTEMS, INC., an Oregon corporation

                                By: /s/ J. Kenneth Stringer III
                                    --------------------------------------------
                                Name:  J. Kenneth Stringer III
                                       -----------------------------------------
                                Title: President and CEO
                                       -----------------------------------------

                                BANK OF AMERICA, N.A., as
                                Administrative Agent

                                By: /s/ Dora A. Brown
                                    --------------------------------------------
                                Name:  Dora A. Brown
                                       -----------------------------------------
                                Title: Vice President
                                       -----------------------------------------

                                BANK OF AMERICA, N.A., as
                                Issuing Lender, a Lender and Swing Line Lender

                                By: /s/ R. E. Evans
                                    --------------------------------------------
                                Name:  R. E. Evans
                                       -----------------------------------------
                                Title: SVP
                                       -----------------------------------------

                                BANK ONE, N.A., as a Lender

                                By:  /s/ Stephanie Mack for
                                     -------------------------------------------
                                Name:  Joseph R. Perdenzo
                                       -----------------------------------------
                                Title: Assistant Vice President
                                       -----------------------------------------

                   [Signature blocks continued on next page.]

                                                   Amendment to Credit Agreement
                                                                     Page 3 of 4

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                                ABN AMRO BANK, N.V., as a Lender

                                By:
                                     -------------------------------------------
                                Name:
                                       -----------------------------------------
                                Title:
                                       -----------------------------------------

                                By:
                                     -------------------------------------------
                                Name:
                                       -----------------------------------------
                                Title:
                                       -----------------------------------------

                                KEYBANK, N.A., a Lender

                                By: /s/ Scott Bruun
                                    --------------------------------------------
                                Name:  Scott Bruun
                                       -----------------------------------------
                                Title: Vice President
                                       -----------------------------------------

                                SVENSKA HANDELSBANKEN AB (publ),
                                a Lender

                                By:
                                    --------------------------------------------
                                Name:
                                       -----------------------------------------
                                Title:
                                       -----------------------------------------

                                                   Amendment to Credit Agreement
                                                                     Page 4 of 4Exhibit 10.5

                              ATA Foundation, Inc.
                              CONSULTANT AGREEMENT

     This Agreement is made by and between the ATA Foundation, Inc., a nonprofit
organization having offices at 2200 Mill Road, Alexandria, Virginia 22314
(hereinafter called tile "FOUNDATION"), and Accident Prevention Plus, Inc.
(hereinafter called "CORPORATION);"

     WHEREAS, the FOUNDATION desires to obtain the CORPORATION's services to
provide electronic recording and data collection interface in a project to pilot
test fatigue management technologies (hereinafter called "PROJECT").

     WHEREAS, the CORPORATION desires to agrees to participate in such a PROJECT
pursuant to the terms and conditions stated below, the parties agree as follows:

                              ARTICLE I - SERVICES

A. The services, scope and specific tasks of this contract are outlined in
Exhibit A, Pilot Test of Fatigue Management Technologies Subcontract Proposal
which is hereby incorporated into and made a part of this Agreement.

B. The schedule for completion of the work shall be as set forth in Exhibit B,
Narrative Statement Pilot Test of Fatigue Management Technologies which is
hereby incorporated into amid made part of this Agreement. Such services and
tasks may be modified by the Project Director, William C. Rogers.

                     ARTICLE II- CONSIDERATION AND PAYMENTS

A. Payment. This Agreement shall be on a cost reimbursement basis. The maximum
total reimbursement to the CORPORATION under this Agreement shall be two hundred
and seventeen thousand eight hundred and seventy five dollars ($217,875), as
provided for in the budget, which is included in Exhibit A. Payment to be made
monthly upon completion of services described in Exhibit A and submission and
the FOUNDATION'S acceptance of all deliverables and reports.

B. Reimbursable Costs. Reimbursable costs shall be those direct and indirect
costs incurred in the performance of completing those services mentioned in
ARTICLE I which are allowable under the provisions of 48 CFR Part 31 of the
Federal Acquisition Regulations, "Contract Cost Principles and Procedures,"
(a/k/a 0MB Circular A-122). In addition, the CORPORATION agrees to abide by the
administrative rules and regulations mentioned in 22 CFR Part 518, "Uniform
Administrative Requirements for Grants and Agreements with Institutions of
Higher Education, Hospitals, and other Non-Profit Organizations," (a/k/a 0MB
Circular A-l 10).

C. Reports and Invoices. The CORPORATION shall submit a Final Report to the
FOUNDATION within 39 days of the end of the project. All invoices, reports and

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other materials or communications should be sent to:

         William C. Rogers
         ATA Foundation
         2200 Mill Road
         Alexandria, VA 22314-4677
         TEL:     703-838-7912
         FAX:     703-838-0291
         E-MAIL:  brogers@jtrucking.org

Interim oral or written reports will be made by the CORPORATION upon request of
the FOUNDATION.

D. Payment. Payment shall be made within 30 (thirty) days of receipt of a proper
invoice and submission and acceptance of all charges and deliverables.

E. Termination. The FOUNDATION may terminate this Agreement at any time. In the
event of termination of this Agreement by the FOUNDATION for any reason, the
CORPORATION shall be compensated for work done through the date of receipt of
written termination notice. In the event of such termination all work completed
or partially completed shall become the property of the FOUNDATION. The
CORPORATION shall promptly submit all such work to the FOUNDATION.

                      ARTICLE III - OWNERSHIP OF DOCUMENTS

A. In further consideration of the FOUNDATION'S entering into this Agreement,
the CORPORATION agrees that any copyrightable work produced or composed by the
CORPORATION, including his agents or employees, as part of his duties under this
Agreement shall be deemed, and shall be, as between the FOUNDATION and the
CORPORATION, his employees, or agents, "work-for-hire" and the sole property of
die FOUNDATION. The CORPORATION hereby agrees to execute and deliver, or to
require that his employees or agents execute and deliver, any instruments which
may be necessary to effect the rights of the FOUNDATION, or its designees, with
respect to any such work.

B. CORPORATION further agrees that all documents prepared or obtained under this
Agreement, including but not limited to basic notes, sketches, charts, diagram,
diskettes, and other data prepared or obtained under this contract shall become
the property of the FOUNDATION. The CORPORATION, however, shall have the right
to retain file or other working copies of such items; provided, however, that
any derivative works shall belong sole to the FOUNDATION. Furthermore, the
Federal awarding agency, die Inspector General, Comptroller General of the
United States, or any of theft duly authorized representatives, have the right
of timely and unrestricted access to any books, documents, papers, or other
records of die CORPORATION that

                                       2
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are pertinent to the award, and may make audits, examinations, excerpts,
transcripts and copies of such documents. This right also includes timely and
reasonable access to the CORPORATION's personnel for die purpose of interview
and discussion related to such documents.

C. The Foundation understands and agrees that the hardware and related software
being provided by the CORPORATION for the Project, including, without limitation
hereby, the three different onboard recording systems, including thereto (the
CORPORATION's "Equipment") are proprietary to the CORPORATION, and nothing in
this Agreement shall constitute a transfer of any ownership interest therein,
and shall not divulge any confidential matters relating to the operation of the
equipment without the written consent of the CORPORATION.

                      ARTICLE IV - CLEARANCE FOR PUBLICATION

A. The CORPORATION shall not divulge any information, including, without
limitation, reports or data given, prepared or assembled by the CORPORATION its
agents, employees or others pursuant to this Agreement in any thesis, writing,
public lecture, copyright filing and/or patent application. In addition, all
FOUNDATION information obtained by the CORPORATION in performing this Agreement
shall be held in confidence and shall not be disclosed to third parties.

B. Any invention developed by the CORPORATION as a part of this Agreement shall
provide for the rights of the Federal Government in accordance with 37 CFR Part
401, "Rights to Inventions Made by Nonprofit Organizations and Small Business
Firms Under Government Grants, Contracts and Cooperative Agreements."

C. Nothing in this Agreement, or Article IV hereof, shall in any way create any
ownership interest, or royalty-free license rights, in the equipment in favor of
the Federal Government or any other party.

                         ARTICLE V - CONFLICT OF INTEREST

A. The CORPORATION represents that it understands the nature of the FOUNDATION'S
interest in the Project described herein and that it is not currently
representing or performing or providing any service to any person or party with
an interest adverse to or otherwise in conflict with that of the FOUNDATION with
reference to this matter. Further, the CORPORATION will not contract or agree in
any manner to represent, to perform or provide any services or take any
remuneration in any form from any private firm or industry group that will or
may create a conflict of interest with that of the FOUNDATION during the term of
this Agreement. Nor will die CORPORATION knowingly undertake to perform or
provide any service to any person or party that will be directly adverse to or
otherwise in conflict with that of the FOUNDATION with reference to this matter.
If any such conflicts exists or should develop, the CORPORATION shall promptly
notify die FOUNDATION thereof. The FOUNDATION shall solely determine if any
conflicts exist fo1 the purposes of this Agreement.

                                       3
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B.   It is understood and agreed that any conflict of interest, as the
     FOUNDATION in its opinion may so determine, will be cause for termination
     of this Agreement and that any potential conflict of interest, similarly
     determined, may be cause for termination hereof -- in either case without
     advance notice.

     B.   Except as expressly provided herein, the CORPORATION shall not be, in
          any way, foreclosed from manufacturing, selling, licensing or
          otherwise transferring any of its equipment.

                           ARTICLE VI- INDEMNIFICATION

     A. To the full extent permitted by die laws of die State of Virginia, the
     Parties agree to indemnify and hold harmless each other, their respective
     officers, directors, agents and employees, for any negligent or intentional
     acts by one party which result in any loss, damage, or claim against the
     other party, and to pay for all legal and other costs the other party might
     incur in defending any such action.

     B. The CORPORATION shall obtain and maintain all insurance required by law
     in accordance with the statutory requirements of the jurisdiction in which
     the Agreement will be performed. This insurance shall include, but is not
     limited to, Workers' Compensation, Comprehensive General Liability, and/or
     Professional Liability in die amount of $1,000,000 and naming the
     Foundation as a co-insured. The CONTRACTOR shall provide the Foundation
     with a copy of all insurance policies and endorsements.

                      ARTICLE VII- RELATION OF THE PARTIES

     It is understood that the CORPORATION is undertaking to perform the
services described herein as an independent contractor and not as a partner,
joint venturer, employee or agent of the FOUNDATION. The CORPORATION shall
provide a completed IRS Form W-9 (Exhibit B) to FOUNDATION in recognition that
this income shall be reported to the government and an IRS Form 1099 will be
issued. The CORPORATION shall be solely responsible for management and payment
of subcontractors or consultants employed by it to complete die PROJECT. The
CORPORATION agrees not to use subcontractors or consultants listed on the
General Services Administration's "List of Parties Excluded from Federal
Procurement or Nonprocurement Programs."

                          ARTICLE VII- WAIVER OR BREACH

     It is agreed that a waiver or any breach of this Agreement or any terms or
conditions

                                       4
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thereof shall not be deemed a waiver of any repetition of such breach or in any
way affect any other term or condition hereof. No waiver shall be valid or
binding on a party unless said waiver is in writing and signed by the waiving
party.

                         ARTICLE IX - NOTICES TO PARTIES

     Any notice, request or demand permitted or required by the terms of this
Agreement shall be in writing and shall be given, and shall be deemed to have
been served and received, when a party shall have personally delivered such
notice or deposited such notice, by certified or registered mail, and postage
prepaid, in the United States Government Post Office, addressed to:

         As to the FOUNDATION:

         William C. Rogers
         The ATA Foundation, Inc.
         2200 Mill Road
         Alexandria, VA 22314-4677
         TEL:     703-838-7912
         FAX:     703-838-0291
         E-MAIL:   brogers@trucking.org

         As to the CORPORATION:

         Richard J. Goodhart
         Chief Executive Officer
         Accident Prevention Plus, Inc.
         145 Oser Avenue, Suite 100
         Hauppauge, NY 11788
         TEL:     516-360-0600
         FAX:     516-265-3351
         E-MAIL:  APP@LI.NET

     Any party may, by notice as stated above, designate a different name or
address for any notice, request or demand, required or called for under this
Agreement.

                            ARTICLE X - MISCELLANEOUS

A. The Period of Performance of this Agreement shall be from August 1, 1999
through December 31, 2001.

B. This Agreement, and the attachments hereto, constitute the entire Agreement
between the

                                       5
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parties and supersedes any and all prior Agreements, whether written or oral,
with respect to its subject matter.

C. The principal staff for the CORPORATION in this project shall be Richard J.
Goodhart. He shall actively work on the PROJECT throughout the duration of this
Agreement. Any change in personnel by the CORPORATION must have the prior
written approval of the FOUNDATION. In the event of any unauthorized personnel
change, the FOUNDATION may terminate die project upon written notice, effective
immediately upon receipt by the CORPORATION. In the event of termination, the
FOUNDATION shall have no liability to the CORPORATION as of the date of the
unauthorized personnel change.

D. The CORPORATION shall not assign, subcontract, or otherwise transfer any or
all of its responsibilities under this Agreement, except as may be stated in the
proposal, without the prior written consent of the FOUNDATION.

E. All amendments, revisions, changes or modifications to this Agreement must be
in writing and signed by both parties.

F. In the event of a conflict between this Agreement and the Technical Proposal,
this Agreement shall be controlling.

G. In the case of a dispute between the parties arising under this Agreement,
the laws of the Commonwealth of Virginia shall apply, notwithstanding its
conflicts of law principles.

H. The CORPORATION shall comply with Executive Order 11246, "Equal Employment
Opportunity," as amended by Executive Order 11375, "Amending Executive Order
11246 Relating to Equal Employment Opportunity," and as supplemented by
regulations at 41 CFR Part 60, "Office of Federal Contract Compliance Programs,
Equal Employment Opportunity, Department of Labor."

     IN WITNESS WHEREOF, the FOUNDATION has caused these presents executed and
the CORPORATION has hereunto set his hand on the dates below.

The ATA Foundation, Inc.                Accident Prevention Plus, Inc.

By:  /s/  Susan M. Coughlin             By:  Richard J. Goodhart
     --------------------------              -----------------------------------

 Name:    Susan M. Coughlin             Name:  Richard J. Goodhart
        -----------------------                ---------------------------------

Title: Director and COO                 Title:   Chief Executive Officer
       ------------------------                  -------------------------------

Date:   8-5-99                          Date:   8/9/99
       ------------------------                 --------------------------------

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