JOINT FILING AGREEMENT

Exhibit B

JOINT FILING AGREEMENT

The undersigned agree that the statement on Schedule 13G/A to which this exhibit is attached is filed on behalf of each of them in capacities set forth below.

Dated: February 6, 2007

		TRIDENT II, L.P. By: Trident Capital II, L.P., its sole general partner By: CD Trident II, LLC, a general partner
				By:		/s/ Xxxxx X. Xxxxxxx
				Name:		Xxxxx X. Xxxxxxx
				Title:		Vice President
		TRIDENT CAPITAL II, L.P. By: CD Trident II, LLC, a general partner
				By:		/s/ Xxxxx X. Xxxxxxx
				Name:		Xxxxx X. Xxxxxxx
				Title:		Vice President
		STONE POINT CAPITAL LLC
				By:		/s/ Xxxxx X. Xxxxxxx
				Name:		Xxxxx X. Xxxxxxx
				Title:		Principal
		XXXXX & XXXXXXXX CAPITAL PROFESSIONALS FUND, L.P. By: Stone Point GP Ltd., its sole general partner
				By:		/s/ Xxxxx X. Xxxxxxx
				Name:		Xxxxx X. Xxxxxxx
				Title:		Secretary
		XXXXX & XXXXXXXX EMPLOYEES’ SECURITIES COMPANY, L.P. By: Xxxxx & XxXxxxxx XX I, Inc., its sole general partner By: Stone Point Capital LLC, agent/attorney-in-fact
				By:		/s/ Xxxxx X. Xxxxxxx
				Name:		Xxxxx X. Xxxxxxx
				Title:		Principal