| A. | The      undersigned is a  Purchaser under the Current Agreement as      modified November 10, 2006, August 13, 2007, October 10, 2007, and      January18, 2008 (said January 18 th      modification only increased the limit of authorized notes outstanding from      the October 10      th  modification of $3.5 Million to $3.7 million) dated      effective as of the date of execution by such Purchasers, for the purchase      of the Notes and Warrants of theCompany. |
|----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| B. | The      parties wish to adopt a Fifth Amended and Restated Note and Warrant      Purchase Agreement (“Fifth Amended Agreement”) which amends and completely      replaces the Current Agreement, including modifications thereto. The      parties also wish to amend to the Collateral Assignment of Proprietary      Rights and Security Agreement dated as of March 29, 2001 (“Collateral      Assignment”). |
|----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| C. | The      parties agree that this amendment will not be effective until it is agreed      to in writing by the Company, the Agent, and all of the Purchasers      currently holding Notes outstanding under the Current Agreement (except      for Purchasers holding $ 100,000 face value of Class 3 Notes currently      outstanding). The parties acknowledge that they have received a copy of      the Fifth Amended Agreement together with a copy of the Collateral      Assignment as amended March 5, 2008 and a copy of the separate Security      Agreement as amended March 6, 2008 (said Security Agreement only applies      to Class 2 Note Purchasers– providing such Class 2 Note Purchasers      additional collateral.) [With Purchaser, Purchasers, Notes, Class 2 Note,      Class 3 Notes and Warrants being defined in the Current      Agreement.] |
|----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| Agreement |
|-----------|

| 1. | Acceptance of Amended      and Restated Agreement and Collateral Assignment. The undersigned      agrees to accept the Fifth Amended Agreement and the Collateral Assignment      as amended March 5, 2008. |
|----|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 2. | Voluntary and Informed      Execution. THE PARTIES ACKNOWLEDGE THAT THEY HAVE HAD AN      OPPORTUNITY TO CONSULT WITH LEGAL COUNSEL WITH RESPECT TO THIS AGREEMENT      AND THE TRANSACTIONS CONTEMPLATED HEREBY WERE KNOWINGLY AND VOLUNTARILY      MADE. |
|----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| Dean      Witter Reynolds          |   | Industrial      Boxboard Company         |
|------------------------------------|--------|------------------------------------------|
| Custodian      for John N. Hunter  |   | John      N. Hunter, its General Partner |
| Ira      Rolover dtd 3-30-2000     |   | 2249      Davis Court                    |
| MSDW      Account # 112-014301-004 |   | Hayward,      CA 94545                   |
| 245      Lytton Avenue, Suite 200  |   |                                     |
| Palo      Alto, CA 94301           |   |                                     |

| J.N.      Hunter and J.A. Hunter, Trustees |   |                                    |
|--------------------------------------------|--------|-----------------------------------------|
| Industrial      Boxboard Corporation       |   |                                    |
| Profit      Sharing Plan and Trust         |   | by                                      | /s/      J.N. Hunter |    |
| (July      1, 1989 Restatement and         |   | J.N.      Hunter, in his capacities as  |
| subsequent      restatements)              |   | Beneficial      Owner of IRA Rollover   |
| 2249      Davis Court                      |   | Trustee      of the Profit Sharing Plan |
| Hayward,      CA 94545                     |   | General      Partner of Company(above)  |

----

| A. | The      undersigned is a  Purchaser under the Current Agreement as      modified November 10, 2006, August 13, 2007, October 10, 2007, and      January18, 2008 (said January 18 th      modification only increased the limit of authorized notes outstanding from      the October 10      th  modification of $3.5 Million to $3.7 million) dated      effective as of the date of execution by such Purchasers, for the purchase      of the Notes and Warrants of theCompany. |
|----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| B. | The      parties wish to adopt a Fifth Amended and Restated Note and Warrant      Purchase Agreement (“Fifth Amended Agreement”) which amends and completely      replaces the Current Agreement, including modifications thereto. The      parties also wish to amend to the Collateral Assignment of Proprietary      Rights and Security Agreement dated as of March 29, 2001 (“Collateral      Assignment”). |
|----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| C. | The      parties agree that this amendment will not be effective until it is agreed      to in writing by the Company, the Agent, and all of the Purchasers      currently holding Notes outstanding under the Current Agreement (except      for Purchasers holding $ 100,000 face value of Class 3 Notes currently      outstanding). The parties acknowledge that they have received a copy of      the Fifth Amended Agreement together with a copy of the Collateral      Assignment as amended March 5, 2008 and a copy of the separate Security      Agreement as amended March 6, 2008 (said Security Agreement only applies      to Class 2 Note Purchasers– providing such Class 2 Note Purchasers      additional collateral.) [With Purchaser, Purchasers, Notes, Class 2 Note,      Class 3 Notes and Warrants being defined in the Current      Agreement.] |
|----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 1. | Acceptance of Amended      and Restated Agreement and Collateral Assignment. The undersigned      agrees to accept the Fifth Amended Agreement and the Collateral Assignment      as amended March 5, 2008. |
|----|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   |   |
|--------|--------|

| 2. | Voluntary and Informed      Execution. THE PARTIES ACKNOWLEDGE THAT THEY HAVE HAD AN      OPPORTUNITY TO CONSULT WITH LEGAL COUNSEL WITH RESPECT TO THIS AGREEMENT      AND THE TRANSACTIONS CONTEMPLATED HEREBY WERE KNOWINGLY AND VOLUNTARILY      MADE. |
|----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| Dale      Renee Kehoe Trust        |   |
|------------------------------------|--------|
|                               |   |
| /s/ Dale Renee Kehoe               |   |
| By      Dale Renee Kehoe           |   |
| (in      her respectivecapacities) |

----

| A. | The      undersigned is a  Purchaser under the Current Agreement as      modified November 10, 2006, August 13, 2007, October 10, 2007, and      January18, 2008 (said January 18 th      modification only increased the limit of authorized notes outstanding from      the October 10      th  modification of $3.5 Million to $3.7 million) dated      effective as of the date of execution by such Purchasers, for the purchase      of the Notes and Warrants of theCompany. |
|----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| B. | The      parties wish to adopt a Fifth Amended and Restated Note and Warrant      Purchase Agreement (“Fifth Amended Agreement”) which amends and completely      replaces the Current Agreement, including modifications thereto. The      parties also wish to amend to the Collateral Assignment of Proprietary      Rights and Security Agreement dated as of March 29, 2001 (“Collateral      Assignment”). |
|----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| C. | The      parties agree that this amendment will not be effective until it is agreed      to in writing by the Company, the Agent, and all of the Purchasers      currently holding Notes outstanding under the Current Agreement (except      for Purchasers holding $ 100,000 face value of Class 3 Notes currently      outstanding). The parties acknowledge that they have received a copy of      the Fifth Amended Agreement together with a copy of the Collateral      Assignment as amended March 5, 2008 and a copy of the separate Security      Agreement as amended March 6, 2008 (said Security Agreement only applies      to Class 2 Note Purchasers– providing such Class 2 Note Purchasers      additional collateral.) [With Purchaser, Purchasers, Notes, Class 2 Note,      Class 3 Notes and Warrants being defined in the Current      Agreement.] |
|----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 1. | Acceptance of Amended      and Restated Agreement and Collateral Assignment. The undersigned      agrees to accept the Fifth Amended Agreement and the Collateral Assignment      as amended March 5, 2008. |
|----|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   |   |
|--------|--------|

| 2. | Voluntary and Informed      Execution. THE PARTIES ACKNOWLEDGE THAT THEY HAVE HAD AN      OPPORTUNITY TO CONSULT WITH LEGAL COUNSEL WITH RESPECT TO THIS AGREEMENT      AND THE TRANSACTIONS CONTEMPLATED HEREBY WERE KNOWINGLY AND VOLUNTARILY      MADE. |
|----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| By:                            | /s/ Edward J. Carney,    Trustee |   |
|--------------------------------|----------------------------------|--------|
| Edward      J. Carney, Trustee |                             |

----

| A. | The      undersigned is a party to the Current Agreement as modified November 10,      2006, August 13, 2007, October 10, 2007, and January18, 2008 (said January      18      th modification only increased the limit of authorized notes      outstanding from the October 10      th  modification of $3.5 Million to $3.7 million) dated      effective as of the date of execution by such Purchasers, for the purchase      of the Notes and Warrants of theCompany. |
|----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| B. | The      parties wish to adopt a Fifth Amended and Restated Note and Warrant      Purchase Agreement (“Fifth Amended Agreement”) which amends and completely      replaces the Current Agreement, including modifications thereto. The      parties also wish to amend to the Collateral Assignment of Proprietary      Rights and Security Agreement dated as of March 29, 2001 (“Collateral      Assignment”). |
|----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| C. | The      parties agree that this amendment will not be effective until it is agreed      to in writing by the Company, the Agent, and 95% of all of the Purchasers      currently holding Notes outstanding under the Current Agreement. The      parties acknowledge that they have received a copy of the Fifth Amended      Agreement together with a copy of the Collateral Assignment as amended      March 5, 2008 and a copy of the separate Security Agreement as amended      March 6, 2008 (said Security Agreement only applies to Class 2 Note      Purchasers– providing such Class 2 Note Purchasers additional collateral.)      [With Purchaser, Purchasers, Notes, Class 2 Note, Class 3 Notes and      Warrants being defined in the Current  Agreement.] |
|----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 1. | Acceptance of Amended      and Restated Agreement and Collateral Assignment. The undersigned      agrees to accept the Fifth Amended Agreement and the Collateral Assignment      as amended March 5, 2008. |
|----|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   |   |
|--------|--------|

| 2. | Voluntary and Informed      Execution. THE PARTIES ACKNOWLEDGE THAT THEY HAVE HAD AN      OPPORTUNITY TO CONSULT WITH LEGAL COUNSEL WITH RESPECT TO THIS AGREEMENT      AND THE TRANSACTIONS CONTEMPLATED HEREBY WERE KNOWINGLY AND VOLUNTARILY      MADE. |
|----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| /s/ Maria P. Kiely  |   |
|---------------------|--------|
| Maria      P. Kiely |

----

| A. | The      undersigned is a party to the Current Agreement as modified November 10,      2006, August 13, 2007, October 10, 2007, and January18, 2008 (said January      18      th modification only increased the limit of authorized notes      outstanding from the October 10      th  modification of $3.5 Million to $3.7 million) dated      effective as of the date of execution by such Purchasers, for the purchase      of the Notes and Warrants of theCompany. |
|----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| B. | The      parties wish to adopt a Fifth Amended and Restated Note and Warrant      Purchase Agreement (“Fifth Amended Agreement”) which amends and completely      replaces the Current Agreement, including modifications thereto. The      parties also wish to amend to the Collateral Assignment of Proprietary      Rights and Security Agreement dated as of March 29, 2001 (“Collateral      Assignment”). |
|----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| C. | The      parties agree that this amendment will not be effective until it is agreed      to in writing by the Company, the Agent, and 95% of all of the Purchasers      currently holding Notes outstanding under the Current Agreement. The      parties acknowledge that they have received a copy of the Fifth Amended      Agreement together with a copy of the Collateral Assignment as amended      March 5, 2008 and a copy of the separate Security Agreement as amended      March 6, 2008 (said Security Agreement only applies to Class 2 Note      Purchasers– providing such Class 2 Note Purchasers additional collateral.)      [With Purchaser, Purchasers, Notes, Class 2 Note, Class 3 Notes and      Warrants being defined in the Current  Agreement.] |
|----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 1. | Acceptance of Amended      and Restated Agreement and Collateral Assignment. The undersigned      agrees to accept the Fifth Amended Agreement and the Collateral Assignment      as amended March 5, 2008. |
|----|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 2. | Voluntary and Informed      Execution. THE PARTIES ACKNOWLEDGE THAT THEY HAVE HAD AN      OPPORTUNITY TO CONSULT WITH LEGAL COUNSEL WITH RESPECT TO THIS AGREEMENT      AND THE TRANSACTIONS CONTEMPLATED HEREBY WERE KNOWINGLY AND VOLUNTARILY      MADE. |
|----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| /s/ Michael H. Kiely                                |   |
|-----------------------------------------------------|--------|
| Michael      H. Kiely (in his respectivecapacaties) |

----

| A. | The      undersigned is a party to the Current Agreement as modified November 10,      2006, August 13, 2007, October 10, 2007, and January18, 2008 (said January      18      th modification only increased the limit of authorized notes      outstanding from the October 10      th  modification of $3.5 Million to $3.7 million) dated      effective as of the date of execution by such Purchasers, for the purchase      of the Notes and Warrants of theCompany. |
|----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| B. | The      parties wish to adopt a Fifth Amended and Restated Note and Warrant      Purchase Agreement (“Fifth Amended Agreement”) which amends and completely      replaces the Current Agreement, including modifications thereto. The      parties also wish to amend to the Collateral Assignment of Proprietary      Rights and Security Agreement dated as of March 29, 2001 (“Collateral      Assignment”). |
|----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| C. | The      parties agree that this amendment will not be effective until it is agreed      to in writing by the Company, the Agent, and 95% of all of the Purchasers      currently holding Notes outstanding under the Current Agreement. The      parties acknowledge that they have received a copy of the Fifth Amended      Agreement together with a copy of the Collateral Assignment as amended      March 5, 2008 and a copy of the separate Security Agreement as amended      March 6, 2008 (said Security Agreement only applies to Class 2 Note      Purchasers– providing such Class 2 Note Purchasers additional collateral.)      [With Purchaser, Purchasers, Notes, Class 2 Note, Class 3 Notes and      Warrants being defined in the Current  Agreement.] |
|----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 1. | Acceptance of Amended      and Restated Agreement and Collateral Assignment. The undersigned      agrees to accept the Fifth Amended Agreement and the Collateral Assignment      as amended March 5, 2008. |
|----|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 2. | Voluntary and Informed      Execution. THE PARTIES ACKNOWLEDGE THAT THEY HAVE HAD AN      OPPORTUNITY TO CONSULT WITH LEGAL COUNSEL WITH RESPECT TO THIS AGREEMENT      AND THE TRANSACTIONS CONTEMPLATED HEREBY WERE KNOWINGLY AND VOLUNTARILY      MADE. |
|----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| P.      Robert Klonoff |   | Susan      J. Klonoff              |
|------------------------|--------|------------------------------------|
|                   |   |                               |
| /s/ P. Robert Klonoff  |   | /s/  Susan J.    Klonoff |   |
| P.      Robert Klonoff |   | Susan      J. Klonoff              |

----

| A. | The      undersigned is a party to the Current Agreement as modified November 10,      2006, August 13, 2007, October 10, 2007, and January18, 2008 (said January      18      th modification only increased the limit of authorized notes      outstanding from the October 10      th  modification of $3.5 Million to $3.7 million) dated      effective as of the date of execution by such Purchasers, for the purchase      of the Notes and Warrants of theCompany. |
|----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| B. | The      parties wish to adopt a Fifth Amended and Restated Note and Warrant      Purchase Agreement (“Fifth Amended Agreement”) which amends and completely      replaces the Current Agreement, including modifications thereto. The      parties also wish to amend to the Collateral Assignment of Proprietary      Rights and Security Agreement dated as of March 29, 2001 (“Collateral      Assignment”). |
|----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| C. | The      parties agree that this amendment will not be effective until it is agreed      to in writing by the Company, the Agent, and 95% of all of the Purchasers      currently holding Notes outstanding under the Current Agreement. The      parties acknowledge that they have received a copy of the Fifth Amended      Agreement together with a copy of the Collateral Assignment as amended      March 5, 2008 and a copy of the separate Security Agreement as amended      March 6, 2008 (said Security Agreement only applies to Class 2 Note      Purchasers– providing such Class 2 Note Purchasers additional collateral.)      [With Purchaser, Purchasers, Notes, Class 2 Note, Class 3 Notes and      Warrants being defined in the Current  Agreement.] |
|----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 1. | Acceptance of Amended      and Restated Agreement and Collateral Assignment. The undersigned      agrees to accept the Fifth Amended Agreement and the Collateral Assignment      as amended March 5, 2008. |
|----|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 2. | Voluntary and Informed      Execution. THE PARTIES ACKNOWLEDGE THAT THEY HAVE HAD AN      OPPORTUNITY TO CONSULT WITH LEGAL COUNSEL WITH RESPECT TO THIS AGREEMENT      AND THE TRANSACTIONS CONTEMPLATED HEREBY WERE KNOWINGLY AND VOLUNTARILY      MADE. |
|----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| The      Klonoff Company, Inc. |   |
|--------------------------------|--------|
|                           |   |
| /s/ P. Robert Klonoff          |   |
| By      P. Robert Klonoff,     |   |
| its      President             |   |

----

| A. | The      undersigned is a party to the Current Agreement as modified November 10,      2006, August 13, 2007, October 10, 2007, and January18, 2008 (said January      18      th modification only increased the limit of authorized notes      outstanding from the October 10      th  modification of $3.5 Million to $3.7 million) dated      effective as of the date of execution by such Purchasers, for the purchase      of the Notes and Warrants of theCompany. |
|----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| B. | The      parties wish to adopt a Fifth Amended and Restated Note and Warrant      Purchase Agreement (“Fifth Amended Agreement”) which amends and completely      replaces the Current Agreement, including modifications thereto. The      parties also wish to amend to the Collateral Assignment of Proprietary      Rights and Security Agreement dated as of March 29, 2001 (“Collateral      Assignment”). |
|----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| C. | The      parties agree that this amendment will not be effective until it is agreed      to in writing by the Company, the Agent, and 95% of all of the Purchasers      currently holding Notes outstanding under the Current Agreement. The      parties acknowledge that they have received a copy of the Fifth Amended      Agreement together with a copy of the Collateral Assignment as amended      March 5, 2008 and a copy of the separate Security Agreement as amended      March 6, 2008 (said Security Agreement only applies to Class 2 Note      Purchasers– providing such Class 2 Note Purchasers additional collateral.)      [With Purchaser, Purchasers, Notes, Class 2 Note, Class 3 Notes and      Warrants being defined in the Current  Agreement.] |
|----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 1. | Acceptance of Amended      and Restated Agreement and Collateral Assignment. The undersigned      agrees to accept the Fifth Amended Agreement and the Collateral Assignment      as amended March 5, 2008. |
|----|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 2. | Voluntary and Informed      Execution. THE PARTIES ACKNOWLEDGE THAT THEY HAVE HAD AN      OPPORTUNITY TO CONSULT WITH LEGAL COUNSEL WITH RESPECT TO THIS AGREEMENT      AND THE TRANSACTIONS CONTEMPLATED HEREBY WERE KNOWINGLY AND VOLUNTARILY      MADE. |
|----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| Yung      Kwang J. Kiely (as a joint tenant with Michael H.Kiely) |
|-------------------------------------------------------------------|
|                                                              |   |
| /s/ Yung Kwang J. Kiely                                           |   |
| Yung      Kwang J. Kiely                                          |   |

----

| A. | The      undersigned is a party to the Current Agreement as modified November 10,      2006, August 13, 2007, October 10, 2007, and January18, 2008 (said January      18      th modification only increased the limit of authorized notes      outstanding from the October 10      th  modification of $3.5 Million to $3.7 million) dated      effective as of the date of execution by such Purchasers, for the purchase      of the Notes and Warrants of theCompany. |
|----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| B. | The      parties wish to adopt a Fifth Amended and Restated Note and Warrant      Purchase Agreement (“Fifth Amended Agreement”) which amends and completely      replaces the Current Agreement, including modifications thereto. The      parties also wish to amend to the Collateral Assignment of Proprietary      Rights and Security Agreement dated as of March 29, 2001 (“Collateral      Assignment”). |
|----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| C. | The      parties agree that this amendment will not be effective until it is agreed      to in writing by the Company, the Agent, and 95% of all of the Purchasers      currently holding Notes outstanding under the Current Agreement. The      parties acknowledge that they have received a copy of the Fifth Amended      Agreement together with a copy of the Collateral Assignment as amended      March 5, 2008 and a copy of the separate Security Agreement as amended      March 6, 2008 (said Security Agreement only applies to Class 2 Note      Purchasers– providing such Class 2 Note Purchasers additional collateral.)      [With Purchaser, Purchasers, Notes, Class 2 Note, Class 3 Notes and      Warrants being defined in the Current  Agreement.] |
|----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 1. | Acceptance of Amended      and Restated Agreement and Collateral Assignment. The undersigned      agrees to accept the Fifth Amended Agreement and the Collateral Assignment      as amended March 5, 2008. |
|----|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   |   |
|--------|--------|

| 2. | Voluntary and Informed      Execution. THE PARTIES ACKNOWLEDGE THAT THEY HAVE HAD AN      OPPORTUNITY TO CONSULT WITH LEGAL COUNSEL WITH RESPECT TO THIS AGREEMENT      AND THE TRANSACTIONS CONTEMPLATED HEREBY WERE KNOWINGLY AND VOLUNTARILY      MADE. |
|----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| Ricardo      L. Larrabure |   |
|---------------------------|--------|
|                      |   |
| /s/ Ricardo L. Larrabure  |   |
| Ricardo      L. Larrabure |   |

----

| A. | The      undersigned is a party to the Current Agreement as modified November 10,      2006, August 13, 2007, October 10, 2007, and January18, 2008 (said January      18      th modification only increased the limit of authorized notes      outstanding from the October 10      th  modification of $3.5 Million to $3.7 million) dated      effective as of the date of execution by such Purchasers, for the purchase      of the Notes and Warrants of theCompany. |
|----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   |   |
|--------|--------|

| B. | The      parties wish to adopt a Fifth Amended and Restated Note and Warrant      Purchase Agreement (“Fifth Amended Agreement”) which amends and completely      replaces the Current Agreement, including modifications thereto. The      parties also wish to amend to the Collateral Assignment of Proprietary      Rights and Security Agreement dated as of March 29, 2001 (“Collateral      Assignment”). |
|----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   |   |
|--------|--------|

| C. | The      parties agree that this amendment will not be effective until it is agreed      to in writing by the Company, the Agent, and 95% of all of the Purchasers      currently holding Notes outstanding under the Current Agreement. The      parties acknowledge that they have received a copy of the Fifth Amended      Agreement together with a copy of the Collateral Assignment as amended      March 5, 2008 and a copy of the separate Security Agreement as amended      March 6, 2008 (said Security Agreement only applies to Class 2 Note      Purchasers– providing such Class 2 Note Purchasers additional collateral.)      [With Purchaser, Purchasers, Notes, Class 2 Note, Class 3 Notes and      Warrants being defined in the Current  Agreement.] |
|----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 1. | Acceptance of Amended      and Restated Agreement and Collateral Assignment. The undersigned      agrees to accept the Fifth Amended Agreement and the Collateral Assignment      as amended March 5, 2008. |
|----|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 2. | Voluntary and Informed      Execution. THE PARTIES ACKNOWLEDGE THAT THEY HAVE HAD AN      OPPORTUNITY TO CONSULT WITH LEGAL COUNSEL WITH RESPECT TO THIS AGREEMENT      AND THE TRANSACTIONS CONTEMPLATED HEREBY WERE KNOWINGLY AND VOLUNTARILY      MADE. |
|----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| Robert      W. Collis |   |
|-----------------------|--------|
|                  |   |
| /s/ Robert W. Collis  |   |
| Robert      W. Collis |   |

----