JOINT FILING UNDERTAKING

CUSIP NO. 000000000 SCHEDULE 13D Exhibit A

JOINT FILING UNDERTAKING

The undersigned, being duly authorized thereunto, hereby execute this agreement as an exhibit to this Schedule 13D to evidence the agreement of the below-named parties, in accordance with the rules promulgated pursuant to the Securities Exchange Act of 1934, to file this Schedule jointly on behalf of each such party.

Dated: January 2, 2003

XXXXXXX X. XXXX & ASSOCIATES, INC.						XXXX CAPITAL PARTNERS, L.P. By    Xxxxxxx X. Xxxx & Associates, Inc.          its general partner
By		/s/    XXXX X. XXXXXXXXXX				By		/s/    XXXX X. XXXXXXXXXX
		Xxxx X. Xxxxxxxxxx Partner and Chief Financial Officer						Xxxx X. Xxxxxxxxxx Partner and Chief Financial Officer
BLUM STRATEGIC XX XX, L.L.C.						/s/    XXXX X. XXXXXXXXXX XXXXXXX X. XXXX
By		/s/    XXXX X. XXXXXXXXXX				By		Xxxx X. Xxxxxxxxxx, Attorney-in-Fact
		Xxxx X. Xxxxxxxxxx, Member