Debentures

Debentures. Means $100,000 aggregate principal amount of the Company's 5 1/4% Convertible Subordinated Debentures due 2004, owned by the Holder and registered in the name of the Holder or its nominee.

Debentures. Shall have the meaning set forth in the preamble hereto.

Debentures. Means the Company's 4.75% Convertible Senior Subordinated Debentures due 2033, to be issued under the Indenture and sold by the Company to the Initial Purchasers, and securities (other than the Shares) of the Company issued in exchange therefor or in lieu thereof pursuant to the Indenture.

Debentures. , the 8% Secured Convertible Debentures due April 30, 2010, issued by the Company to the purchasers pursuant to that certain Securities Purchase Agreement, dated as of May __, 2007, among the Company and each purchaser identified on the signature pages thereto.

Debentures. Means the 12% Senior Secured Convertible Debenture issued to the Purchaser pursuant to the Purchase Agreement.

Debentures. The meaning set forth in the recitals hereto

Debentures. Shall have the meaning set forth in the first introductory paragraph.

Debentures. Means each of the Debentures issued pursuant to the Purchase Agreement, including the New Debentures.

Debentures. Means those certain convertible debentures of the Company identified in Exhibit A.

Debentures. Means the 5% Convertible Debentures issued to the Investors pursuant to the Purchase Agreement, the form of which is attached to the Purchase Agreement as Exhibit A.