JOINT FILING AGREEMENT November 15, 2006

EXHIBIT 24.1

JOINT FILING AGREEMENT

November 15, 2006

     Pursuant to and in accordance with the Securities Exchange Act of 1934, as amended, and the rules and regulations thereunder, each party hereto hereby agrees to the joint filing, on behalf of each of them, of any filing required by such party under Section 13 or Section 16 of the Exchange Act or any rule or regulation thereunder (including any amendment, supplement, and/or exhibit thereto) with the Securities and Exchange Commission (and, if such security is registered on a national securities exchange, also with the exchange), and further agrees to the filing, furnishing, and/or incorporation by reference of this Joint Filing Agreement as an exhibit thereto. This Joint Filing Agreement shall remain in full force and effect until revoked by any party hereto in a signed writing provided to each other party hereto, and then only with respect to such revoking party.

     IN WITNESS WHEREOF, each party hereto, being duly authorized, has caused this Joint Filing Agreement to be executed and effective as of the date first written above.

		Highland Credit Strategies Fund
		By:				Xxxxx Xxxxxxx
						Name: Xxxxx Xxxxxxx
						Title: President
		Prospect Street High Income Portfolio Inc.
		By:				Xxxxx Xxxxxxx
						Name: Xxxxx Xxxxxxx
						Title: President
		Highland Capital Management, L.P.
		By:		Strand Advisors, Inc., its general partner
				By:		Xxxxx Xxxxxxx
						Name: Xxxxx Xxxxxxx
						Title: President
		Strand Advisors, Inc.
		By:				Xxxxx Xxxxxxx
						Name: Xxxxx Xxxxxxx
						Title: President
		Xxxxx Xxxxxxx
		By:				Xxxxx Xxxxxxx
						Name: Xxxxx Xxxxxxx
		Prospect Street Income Shares
		By:				Xxxxx Xxxxxxx
						Name: Xxxxx Xxxxxxx
						Title: President