EXHIBIT 10.5

[LOGO]                        REVOLVING CREDIT AGREEMENT

    This Revolving Credit Agreement ("Agreement") is entered into as of June
30, 1994 between Union Bank ("Bank") and VDI ("Borrower") with respect to the
following:

1. THE REVOLVING CREDIT ("LOAN")

   1.1  Amount $2,000,000

   1.2  Purpose: The Loan will be used for the following purpose working 
        capital.

   1.3  Availability period: present through June 30, 1995

   1.4  Interest rate: The interest rate shall be calculated at that rate set
        forth in the promissory note ("Note") required under Article 3.

   1.5  Principal and interest payments: At the times set forth in the Note
        required under Article 1.11

   1.6  Loan fee:  N/A Dollars ($  N/A  ) payable on                 .

   1.7  Fee on unutilized portion of the Loan: On N/A, 19    and on the
        day of each month thereafter until          , 19      , or the earlier
        termination of the Loan, Borrower shall pay to Bank a fee of N/A % per
        year on the average daily unused portion of the Loan for the preceding
        month computed on the basis of actual days elapsed over a year of 360
        days.

   1.8  Other fee: N/A

   1.9  Balances: Borrower shall maintain all of its major accounts with Bank
        during the term of the Loan, including any compensating balances as set
        forth in Article 5.4.

   1.10 Any prepayment fee and the calculation therefor shall be set forth in
        the Note.

   1.11 Method of Making Advances under the Loan: Borrower shall execute Bank's
        standard promissory note, and each disbursement in a minimum amount of
        $10,000 under the Note shall be made during the availability period in
        accordance with the Bank form of authorization to disburse executed by
        the Borrower.  The Bank shall enter each amount borrowed and repaid on
        the back of the Note, and such entries shall be prima facie evidence of
        the amount of the Loan outstanding.  Bank may use an alternate method
        to evidence the amount of the Loan outstanding.  Notwithstanding
        anything to the contrary contained herein, Borrower agrees that for at
        least N/A consecutive days during each twelve month period, there shall
        be no Loan outstanding under this Revolving Credit Agreement.

   1.12  See Attachment.

2. COLLATERAL

   Security for the payment and performance of all sums and all other
   obligations under this Agreement shall be evidenced by the documents executed
   by Borrower and/or accommodation pledgor in connection with this Loan.

3. CONDITIONS TO AVAILABILITY OF THE LOAN

   Before Bank is obligated to make any advance, Bank must receive all of the
   following, each of which must be in form and substance satisfactory to Bank:

   3.1  The original, executed Note;

   3.2  Original, executed security agreement(s) and deed(s) of trust covering
        the collateral referenced in Article 2;

   3.3  All collateral referenced in Article 2 in which Bank wishes to have a
        possessory security interest;

   3.4  Financing statement(s) executed by Borrower;

   3.5  Evidence that the security interests and liens in favor of Bank are
        valid, enforceable, and prior to the rights and interests of others,
        except those consented to in writing by Bank;

   3.6  Continuing guaranty(ies) in favor of Bank, executed by Robert Bajorek;
        R. Luke Stefanko;

        Borrower shall cause each Guarantor to submit not later than ninety
        (90) days after the end of each fiscal year the Guarantor's financial
        statement, confirmed as to its correctness by Guarantor's signature,
        either on Bank's form therefor or prepared by an independent certified
        public accountant as of the end of each fiscal year;

   3.7  Subordination agreement(s) in favor of Bank on its standard form
        executed by  N/A;

   3.8  Evidence that the execution, delivery, and performance by Borrower of
        this Agreement and the execution, delivery, and performance by Borrower
        and any corporate guarantor or corporate subordinating creditor of any
        instrument or agreement required under this Agreement, as appropriate,
        have been duly authorized.

4. REPRESENTATIONS AND WARRANTIES

   Borrower represents and warrants (and each request for an advance shall be
   deemed a representation and warranty made on the date of such request) that:



   4.1  Borrower is a corporation duly organized and existing under the laws of
        the state of its organization and the execution, delivery, and
        performance of this Agreement are within Borrower's powers, have been
        duly authorized, and are not in conflict with the terms of any charter,
        bylaw, or other organization papers of Borrower;

   4.2  The execution, delivery, and performance of this Agreement are not in
        conflict with any law or any indenture, agreement, or undertaking to
        which Borrower is a party or by which Borrower is bound or affected;

   4.3  All financial information submitted by Borrower to Bank, whether
        previously or in the future, is and will be true and correct in all
        material respects upon submission and is and will be complete upon
        submission insofar as may be necessary to give Bank a true and accurate
        knowledge of the subject matter thereof;

   4.4  Borrower is properly licensed and in good standing in each state in
        which Borrower is doing business, and Borrower has qualified under, and
        complied with, where required, the fictitious name statute of each state
        in which Borrower is doing business;

   4.5  There is no event which is, or with notice or lapse of time or both
        would be, an Event of Default (as defined in Article 6) under this
        Agreement;

   4.6  Borrower is not engaged in the business of extending credit for the
        purpose of, and no part of the Loan will be used for, purchasing or
        carrying margin stock within the meaning of the Federal Reserve Board
        Regulation U; and

   4.7  All defined benefit pension plans as defined in the Employees Retirement
        Income Security Act of 1974, as amended ("ERISA"), of Borrower meet, as
        of the date hereof, the minimum funding standards of Section 302 of
        ERISA, and no Reportable Event or Prohibited Transaction as defined in
        ERISA has occurred with respect to any such plan.

5. COVENANTS

   Borrower agrees, so long as the Loan is available and until full and final
   payment of all sums outstanding under this Agreement and the Note, Borrower
   will:

   5.1  At all times maintain:

       (a) A ratio of current assets to current liabilities of at least  N/A

           Current assets are defined as cash and other assets reasonably
           expected to be realized in cash, sold, or consumed within one year,
           or during the operating cycle of the business of the Borrower,
           whichever is longer.  Current liabilities are defined as those
           obligations whose liquidation is reasonably expected to require the
           use of existing resources classified as current assets, or the
           creation of other current liabilities.

       (b) A quick ratio of cash, accounts receivable and marketable securities
           to current liabilities of at least .70 : 1.0 ;

       (c) Net working capital equal to at least $ N/A (Net working capital
           shall mean the excess of current assets over current liabilities);

       (d) A minimum tangible net worth of $ 2,800,000 (Tangible net worth
           shall mean net worth after deducting patents, trademarks, goodwill
           and other similar intangible assets); and

       (e) A ratio of total liabilities(1) to tangible net worth(2) of not 
           greater than 2.0 : 1.0 .

           (1) including current portion of subordinated debt.
           (2) plus long term portion of subordinated debt.

       (f) Cash Flow Coverage to be no less than 1.1 at YE 12/31/94.
           Defined as follows:
              Numerator:    Net income plus depreciation and amortization
                            expense.
              Denominator:  Interest Expense plus current portion of long term
                            debt (including subordinated debt and capital lease
                            obligations) plus unfinanced equipment purchases/
                            leases (to be defined as capital expenditures plus
                            capital leases incurred during prior 12 months less
                            term debt and capital lease obligations incurred
                            during prior 12 months.)

       (g) The company will not post an operating or net loss in any two
           consecutive quarters of any fiscal year.
       (h) Borrower will notify Bank on a quarterly basis of year to date
           dollar amount of assets acquired under capital leases.
       (i) Borrower will not incur any liens on equipment located at the Tulsa,
           Oklahoma facility.


  5.2  Give written notice to Bank within fifteen (15) days of:

       (a) All litigation affecting Borrower where the amount is One Hundred
           Thousand Dollars ($100,000) or more;

       (b) Any substantial dispute which may exist between Borrower and any
           governmental regulatory body or law enforcement authority;

       (c) Any Event of Default under this Agreement or any event which, upon
           notice or a lapse of time or both, would become an Event of Default;

       (d) Any other matter which has resulted or might result in a material
           adverse change in Borrower's financial condition or operations; and

       (e) Any change in Borrower's name or principal place of business.

  5.3  Furnish to Bank:

       (a) Within thirty (30) days after the close of each of the first three
           fiscal quarters, its financial statement as of the close of that 
           quarter prepared in accordance with generally accepted accounting 
           principles by [X] Borrower's chief financial officer; [x] a(n) 
           (independent/certified/public or applicable combination thereof) 
           accountant selected by Borrower and reasonably satisfactory to Bank;

       (b) Within 90 days after the close of each fiscal year, a copy of its
           financial statement prepared on a(n) review (internal, compilation,
           review, audited) basis in accordance with generally accepted
           accounting principles applied on a basis consistent with the
           previous year by [ ] Borrower's chief financial officer; [X] a(n)
           independent certified public (independent/certified/public or
           applicable combination thereof) accountant selected by Borrower and
           reasonably satisfactory to Bank.

       (c) Monthly account receivable agings within twenty (20) days of month 
           end.

  5.4  Maintain on deposit with Bank average daily collected demand deposit
       balances equal to at least N/A % of the average daily outstanding
       balance of the Loan and N/A % of the committed amount of the Loan.
       Balances shall be calculated by Bank in its sole discretion after
       reduction for (a) uncollected funds, (b) reserve requirements of the
       Federal Reserve Board, and (c) balances necessary to compensate Bank for
       account activity charges and cost of all services provided by Bank to
       the Borrower and not paid under a separate agreement.  These balances
       shall be computed N/A as of the last day of each N/A.  Borrower shall be
       charged a fee for any deficiency for such N/A equal to N/A of the per
       annum rate of     % plus the average Union Bank Reference Rate for the
       N/A multiplied by the amount of average daily balances which Borrower
       would have had to maintain on deposit with Bank to make up the
       deficiency.  This fee shall be due and payable ten (10) days after Bank
       notified Borrower of the amount due and owing.  Failure to maintain
       required balances shall not be a default hereunder unless and until
       Borrower shall fail to pay the fee when due.

  5.5  Pay or reimburse Bank for any out-of-pocket expenses incurred by it in
       connection with this Agreement or on any agreements or financing
       statements or other instruments delivered under this Agreement.



  5.6  Maintain and preserve all rights, privileges and franchises now enjoyed,
       conduct Borrower's business in an orderly, efficient and customary
       manner, keep all Borrower's properties in good working order and
       condition, and from time to time make all needed repairs, renewals or
       replacements so that the efficiency of Borrower's properties shall be
       fully maintained and preserved.

  5.7  Maintain and keep in force in adequate amounts such insurance as is
       usual in the business carried on by Borrower.

  5.8  Maintain adequate books, accounts and records and prepare all financial
       statements required hereunder in accordance with generally accepted
       accounting principles and practices consistently applied, and in
       compliance with the regulations of any governmental regulatory body
       having jurisdiction over Borrower or Borrower's business and permit
       employees or agents of Bank at any reasonable time to inspect Borrower's
       properties, and to examine or audit Borrower's books, accounts and
       records and make copies and memoranda thereof.

  5.9  At all times meet, for all Borrower's defined benefit pension plans as
       defined in the Employees Retirement Income Security Act of 1974, as
       amended ("ERISA"), the minimum funding standards of Section 302 of
       ERISA, and no Reportable Event or Prohibited Transaction as defined in
       ERISA will occur with respect to any such plan.

  5.10 At all times comply with, or cause to be complied with, all laws,
       statutes, rules, regulations, orders and directions of any governmental
       authority having jurisdiction over Borrower or Borrower's business.

  5.11 Except as provided in this Agreement, or in the ordinary course of
       business as currently conducted, not make any loans or advances, become
       a guarantor or surety, pledge its credit or properties in any manner,
       extend credit.

  5.12 Not purchase the debt or equity of another person or entity except for
       savings accounts and certificates of deposit of Bank, direct U.S.
       Government obligations and commercial paper issued by corporations with
       top ratings of Moody's or Standard & Poor's, provided all such permitted
       investments shall mature within one year of purchase.

  5.13 Not create, assume or suffer to exist any mortgage, encumbrance,
       security interest, pledge, or other lien (including the lien of an
       attachment, judgment, or execution), securing a charge or obligation, on
       or in any of Borrower's property, real or personal, whether now owned or
       hereafter acquired, except to Bank and as set forth in Articles 5.17 and
       5.18.

  5.14 Not sell or discount any receivables or evidence of indebtedness, except
       to Bank, borrow any money, incur directly or indirectly, any liabilities
       for borrowed money, except pursuant to agreements made with the Bank.

  5.15 Neither liquidate, dissolve, enter into any consolidation, merger,
       partnership, or other combination; nor convey, sell, or lease all or the
       greater part of its assets or business; nor purchase or lease all or the
       greater part of the assets or business of another.

  5.16 Not engage in any business activities or operations substantially
       different from or unrelated to present business activities and
       operations.

  5.17 Not, in any single fiscal year of Borrower, expend or incur obligations
       of more than One Million Seven Hundred Fifty Thousand Dollars
       ($1,750,000) for the acquisition of fixed or capital assets. Fifty
       Thousand

  5.18 Not, in any single fiscal year of Borrower, enter into the lease of any
       personal property which would cause Borrower's aggregate annual
       obligations under all such leases to exceed N/A Dollars ($         ).


6.     EVENTS OF DEFAULT

  The occurrence of any of the following events ("Events of Default") shall
  terminate any obligation on the part of Bank to make or continue the Loan
  and, at the option of Bank, shall make all sums of interest and principal
  outstanding under the Loan immediately due and payable, without notice of
  default, presentment or demand for payment, protest or notice of nonpayment
  or dishonor, or other notices or demands of any kind or character:

  6.1  Borrower shall default in the due and punctual payment of the principal
       of or the interest on the Note or any renewal thereof, and such default
       shall not be cured within ten (10) business days after the occurrence
       thereof; or

  6.2  Any representation or warranty made by Borrower herein or in any
       certificate or financial or other statement heretofore or hereafter
       furnished by Borrower or its officers or any Guarantor shall prove to be
       in any material respect false and misleading; or

  6.3  Default shall be made by Borrower in the due performance or observance
       of any covenant or condition of this Agreement and such default shall
       not, within ten (10) days after Borrower has knowledge thereof, have
       been cured; or

  6.4  The filing by Borrower of any petition under the bankruptcy,
       reorganization, arrangement, insolvency, or other debtor's relief laws,
       or the filing against Borrower of any such petition or the appointment
       of a receiver, trustee or liquidator of all or a substantial part of
       Borrower's assets if the filing against Borrower is not dismissed within
       thirty (30) days thereafter; or

  6.5  The making by Borrower of an assignment for the benefit of creditors; or

  6.6  The voluntary suspension of business by Borrower; or

  6.7  Any guarantee or subordination agreement required hereunder is breached
       or becomes ineffective, or any Guarantor or subordinating creditor
       disavows or attempts to terminate such guarantee or subordination
       agreement; or

  6.8  If, in the opinion of Bank, there is a materially adverse change in the
       financial condition of Borrower or any Guarantor, or for any reason Bank
       believes that the prospect of payment or performance pursuant to the
       Note, any other indebtedness of Borrower to Bank, this Agreement or any
       other agreement or instrument required by Bank in connection with the
       Loan has been impaired; or

  6.9  Borrower shall commit or do, or fail to commit or do, any act or thing
       which would constitute an event of default under any of the terms of any
       other agreement, document, or instrument executed, or to be executed by
       it and concerning the obligation to pay money.  Notwithstanding the
       foregoing, Bank shall have no duty to make any advance to Borrower
       during any cure period provided for in Sections 6.1, 6.3 and/or 6.4.

7.     MISCELLANEOUS

  7.1  This Agreement shall bind and inure to the benefit of the parties hereto
       and their respective successors and assigns, provided, however, that
       Borrower shall not assign this Agreement or any of the rights, duties or
       obligations of Borrower hereunder without the prior written consent of
       Bank.

  7.2  No consent or waiver under this Agreement shall be effective unless in
       writing and signed by an officer of the Bank.  No waiver of any breach
       or default shall be deemed a waiver of any breach or default thereafter
       occurring.



  7.3  This Agreement, and any instrument or agreement required under this
       Agreement, shall be governed by and construed under the laws of the
       State of California.

  7.4  All documents executed in connection with this Agreement shall be Bank's
       standard form or a form acceptable to Bank.

  7.5  Litigation and Attorneys' Fees.  Borrower will pay promptly to Bank,
       without demand, reasonable attorneys' fees (including but not limited to
       the reasonable estimate of the allocated costs and expenses of in-house
       legal counsel and legal staff) and all costs and other expenses paid or
       incurred by Bank in collecting or compromising the Loan or in enforcing
       or exercising its rights or remedies created by, connected with or
       provided in this Agreement or any other agreement or instrument required
       by Bank in connection with the Loan, whether or not suit is filed.  If
       suit is filed, only the prevailing party shall be entitled to attorneys'
       fees and court costs.




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



                                                 BORROWER

UNION BANK, a California banking
corporation                             VDI
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By:  /s/ Bonnie Rowan                   By:  /s/ Sandra C. May
   ---------------------------------      ---------------------------------
Title    VP                             Title Chief Financial Officer
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By:                                     By:
   ---------------------------------       ---------------------------------
Title                                   Title
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ADDRESS WHERE NOTICES TO BANK           ADDRESS WHERE NOTICES TO BORROWER
ARE TO BE SENT                          ARE TO BE SENT

 5200 West Century Blvd.                6920 Sunset Blvd.
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 Los Angeles, CA 90045                  Hollywood, CA  90028
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