Exhibit 10.1

JOINT FILING AGREEMENT PURSUANT TO RULE 13d-1(k)

The undersigned acknowledge and agree that the foregoing statement on Schedule 13D is filed on behalf of each of the undersigned in the capacities set forth below. The undersigned acknowledge that each shall be responsible for the timely filing of such amendments, and for the completeness and accuracy of the information concerning it contained therein, but shall not be responsible for the completeness and accuracy of the information concerning the other, except to the extent it knows or has reason to believe that such information is inaccurate. This Joint Filing Agreement may be executed in any number of counterparts and all of such counterparts taken together shall constitute one and the same instrument.

Date: February 20, 2007


	Contango Capital Partners, L.P.

	By: Contango Capital Partnership Management LLC, its General Partner

	By:	/s/ William J. Berger
		William J. Berger, Manager


	Contango Capital Partnership Management LLC

	By:	/s/ William J. Berger
		William J. Berger, Manager

TRULITE INC SC 13D/A