| 1.     | Borrower                promises to and shall pay Lender the principal of Two Hundred and                Twenty                Five Thousand Dollars ($225,000.00), plus interest in the amount                of Twenty                Two Thousand and Five Hundred Dollars ($22,500.00), on or before                the 24th                day of October 2005 (“Maturity”                or                “Maturity                Date”).                The entire unpaid balance of the principal and interest, if not sooner                paid, shall be and become due and payable at                Maturity. |
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| 2.     | Additional                interest. In addition to the interest due and payable hereunder at                the                Contract Rate, Borrower shall pay to Lender as additional                interest: |
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| (a)   | The                Late Charge as provided in paragraph 6 hereafter, when                applicable; |
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| (b)   | The                Default Fee as provided in paragraph 7 hereafter                and, |
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|   |   |
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| (c)   | The                Additional Sums as set forth in paragraph 14 hereafter, when                applicable. |
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| 3.     | Place                of payment. Borrower shall make all payments to Lender at 14170 Victor                Place, Saratoga, California 95070, or at such other place or places                as                Lender may designate in writing from time to                time. |
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| 4.     | Lawful                money. All payments shall be in lawful money of the United States                of                America or in such other form which is acceptable to Lender.                Lender’s                acceptance of payment in any form other than lawful money of the                United                States of America for any partial payment required or permitted under                the                provisions of this Note shall not be a waiver of the requirement                that any                future payments be made in lawful money of the United States of                America. |
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| 5.     | No                Prepayment penalties. Borrower shall have the right and option to                prepay                this Note at any time prior to maturity without penalty or                premium. |
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| 6.     | Late                charge. Should the payment of principal and interest not be paid                in full                at Maturity, it is recognized by Borrower that Lender will incur                extra                expenses for handling of delinquent payments, the exact amount of                such                extra expense being the sum of Eleven thousand, Two Hundred and Fifty                Dollars ($11,250.00). Therefore, in such event, the principal amount                of                Two Hundred and Twenty Five Thousand Dollars ($225,000.00), plus                interest                in the amount of Twenty Two Thousand and Five Hundred Dollars                ($22,500.00), and late charge of Eleven Thousand, Two Hundred and                Fifty                Dollars ($11,250.00) shall be due and payable on or before the                23rd                day of November, 2005, or Borrower is to be declared in default                hereunder. |
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| 7.     | Default:                This instrument is to be secured against loss as indicated in paragraph                12. |
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| 8.     | Remedies                cumulative. The rights or remedies of Lender as provided in any of                the                Purchase Documents shall be cumulative and concurrent, and may be                pursued                singularly, successively, or together against Borrower, any Guarantor                hereof, and any other funds, property or security held by Lender                for the                payment hereof or otherwise at the sole, absolute and uncontrolled                discretion of Lender. The failure to exercise any such right or remedy                shall in no event be construed as a waiver or release of said rights                or                remedies or of the rights to exercise them at any later                time. |
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| 9.     | Consent                and waiver of defenses. Except as otherwise provided herein, Borrower,                and                all indemnitors, endorsers, guarantors, sureties, accommodation parties,                assuming parties hereof, and all other persons liable or to become                liable                for all or any part of this indebtedness jointly and severally waive                all                applicable exemption rights, whether under the state constitution,                homestead laws or otherwise, and also jointly and severally waive                diligence, presentment, protest and demand, and they also jointly                and                severally hereby consent to any and all renewals, extensions or                modifications of the terms hereof, including time of payment, or                of the                terms of any of the Purchase Documents, agreed upon by Borrower,                and                further agree that any such renewal, extension or modification of                the                terms hereof, or of the terms of any of the Purchase Documents or                the                release or substitution of any security for the indebtedness evidenced                hereby or any other indulgences, as agreed upon by Borrower, shall                not                affect the liability of any of said parties for the indebtedness                evidenced                by this Note. Any such renewals, extensions or modifications which                have                been agreed upon by Borrower may be made without notice to any of                said                parties. All said parties hereby specifically consent to any future                action                whereby (i) this Note may from time to time be extended or renewed                or its                terms (including the terms of payment of principal or interest or                both or                any part thereof) otherwise modified, (ii) any of the provisions                of any of                the Purchase Documents may be amended or any requirement thereof                or                default thereunder waived or any departure therefrom consented to                or any                other forbearance or indulgence exercised with respect thereto, and                (iii)                any collateral now or hereafter securing this Note may be exchanged,                substituted, realized upon, released, compromised, extended or otherwise                dealt with or disposed of. |
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| 10.     | Fees                and expenses. Borrower, indemnitors, endorsers, guarantors, sureties,                accommodation parties, assuming parties hereof and all other persons                liable or to become liable on this Promissory Note, agree, jointly                and                severally, to pay all reasonable and customary costs of collection,                including reasonable attorney’s                fees as determined by the judge of the court and all reasonable costs                of                suit, in case the unpaid principal sum of this Note, or any payment                of                interest or principal and interest thereon or premium, is not paid                when                due, or in case it becomes necessary to protect the security for                the                indebtedness evidenced hereby, or for the foreclosure repossession,                seizure or other enforcement by Lender of any of the Purchase Documents                in                which Lender shall be successful, or in the event Lender is made                party to                any litigation because of the existence of the indebtedness evidenced                by                this Note, or because of the existence of any of the Purchase Documents                whether suit be brought or not, and whether through courts of original                jurisdiction, as well as courts of appellate jurisdiction, or through                a                bankruptcy court or other legal                proceedings. |
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| 11.     | Amendment.                This Note may not be amended, modified or changed, nor shall any                waiver of                any provision hereof be effective, except only by an instrument in                writing                and signed by the party against whom enforcement of any waiver, amendment,                change, modification or discharge is sought; provided, however, that                this                paragraph shall in no way be a limitation on the provisions of the                consents and waivers set forth in paragraph                9. |
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| 12.     | This                Note is secured by 3,000,000 shares of registered and tradable DNDT                common                stock, which is currently owned by Doug Dixon. In the event of default,                ownership of these shares will be transferred immediately, and                appropriately signed certificates will be supplied to Lender within                30                days of default. |
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| 13.     | Interest                not to exceed legal maximum. The stated rates and fees do not violate,                and                are legally allowable for the State of                Arizona. |
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| 14.     | Additional                sums. All fees, charges, goods, things in action or any other sums                or                things of value (collectively, the “Additional                Sums”)                paid by Borrower to Lender, whether pursuant to this Note or otherwise                howsoever with respect to the Loan or indebtedness evidenced hereby                shall,                for the purpose of any laws of the State of Arizona which may limit                the                maximum rate of interest to be charged with respect to such loan                or                indebtedness, be payable by Borrower as, and shall be deemed to be,                additional interest, and for such purposes only, the agreed upon                and                contracted rate of interest described above shall be deemed to be                increased by the Additional Sums. |
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| 15.     | Successors                and assigns. whenever used herein, the words “Borrower”                and “Lender”                shall be deemed to include their respective heirs, personal                representatives, successors and assigns. This paragraph shall not                be a                consent by Lender for Borrower to assign or transfer any property                securing                payment hereof or any rights, powers, obligations or duties of                Borrower. |
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| 16.     | Choice                of laws. Except where preempted by the laws of the United States,                or                regulations promulgated thereunder, this Note shall be governed by                the                laws of the State of Arizona, and all parties agree and consent to                Maricopa County, Arizona as the proper forum for the resolution of                any and                all disputes. |
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| 17.     | Notice.                All notices or other communications required or permitted to be given                or                delivered under this Note shall be in writing and delivered (a) by                hand                against receipted copy, or (b) by certified or registered mail, return                receipt requested, with a copy by first class mail, in each case,                postage                prepaid, and addressed or delivered to the addresses hereinafter                set                forth, or to such other address as Borrower or Lender may designate                by                giving notice in the foregoing manner: |
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| 18.   | Integrated                contract. This Note, and any Collateral Security Agreement shall                be and                become an integrated contract, and all terms, conditions and provisions                hereof and thereof shall survive the closing of the loan contemplated                hereby and the recording of all financing                statements. |
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| 19.   | Exercise                of remedies. Failure to pay principal or interest shall carry no                cure                period, and default shall be immediate upon such failure to                pay. |
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| 20.   | Attorneys’                fees. Notwithstanding any provision hereof to the contrary, if any                dispute                arising under the terms of this Note or any of the Purchase Documents                shall result in litigation, the prevailing party shall, in addition                to any                other relief granted or awarded by the court, be entitled to an award                of                reasonable attorneys’                fees to be determined by the judge of the                court. |
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| 21.   | Headings.                The paragraph headings used herein are for convenience only and are                not to                be used to interpret or construe this                Note. |
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| 22.   | Time                is of the Essence. Time is hereby declared to be of the essence for                the                performance of all conditions and obligations herein set                forth. |
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