UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 13D

Item 1.

Security and Issuer.

This statement relates to the common stock, par value $0.001 per share (the “Common Stock”) of the Company, and is being filed pursuant to Rules 13d-1 and 13d-5 under the Securities Exchange Act of 1934, as amended (the “Exchange Act”), to reflect (a) that Richard Murawczyk, the managing member of the general partner of Ostra Capital Partners, L.P. and Ostra Capital Partners VII, L.P., no longer is an employee of or has a trading arrangement with Dorset Management Corporation (“Dorset”), of which David M. Knott is the sole shareholder, director and president, (b) the change between sole and shared voting and/or dispositive power of the Reporting Parties as the result of cross trades among the accounts managed by Dorset, and (c) the grant of shares to Mr. Knott by the Company at its 2009 annual meeting.

Item 2.

Identity and Background.

This Item is being amended solely to add the following sentence to Item 2:

As a result of the event set forth in Item 1, the Ostra Entities are not included as Direct Owners.

Item 3.

Source and Amount of Funds or Other Consideration.

Item 4.

Purpose of Transaction.

This Item is being amended solely to add the following sentence to the first paragraph and to amend clause (d):

The acquisition of the Common Stock by the Reporting Persons was made solely for investment purposes, and not with a view towards influencing any extraordinary corporate transaction, any change in the Company’s board of directors or management, or any other change in the Company’s business, corporate structure or capitalization. The shares of Common Stock beneficially owned by the Reporting Parties were acquired by the Partnerships and the Managed Accounts through open-market purchases, cross trades or grants to Mr. Knott, personally, by the Company in recognition of service as a Director of the Company.

(d)          Although Mr. Knott and Stephen Sabba, an analyst with Dorset Management Corporation, are directors of the Company, the cross trade described above in Item 1 was not intended or made as part of, and no Reporting Party has at present any plans or proposals, that relate to or would result in any of the actions required to be described in Item 4 of Schedule 13D.

Item 5.

Interest in Securities of the Issuer.

(a)-(b)    David M. Knott and Dorset Management Corporation: See Rows 5 through 9 and 11 on pages 2-3. Of the aggregate number of securities reported by Dorset Management Corporation in each of Rows 7 through 11 on page 3 of this Schedule 13DA, the securities reported as beneficially owned by Mr. Knott in each of Rows 7 through 11 on page 2 of this Schedule 13DA are comprised of an additional 15,000 of the same securities, over 13,333 shares of which he has sole voting and dispositive control and for which 1,667 shares are restricted pursuant to their terms. As a result of the event set forth in Item 1(a), none of the shares reported on those pages include any securities held by Mr. Murawczyk, Ostra Capital Partners, L.P., or Ostra Capital Partners VII, L.P.

(c)          During the past 60 days, the Reporting Parties have not beneficially acquired any Common Stock in open-market purchases.

Item 6.

Contracts, Arrangements, Understandings or Relationships with Respect to Securities of the Issuer.

This Item is being amended solely to add the following paragraph:

As a result of the event set forth in Item 1, the trading arrangement between the Reporting Parties and the Ostra Entities terminated pursuant to its terms.

Item 7.

Material to be Filed as Exhibits.

February 10, 2010

Date

/s/David M. Knott

Signature

DORSET MANAGEMENT CORPORATION

By:

/s/David M. Knott

David M. Knott, President