Exhibit 12.1

Computation of Ratios of Earnings to Fixed Charges

(dollars in thousands)

Ratio of Earnings to Fixed Charges:

	For the Year Ended December 31,											For the Nine Months Ended September 30,
	1998		1999		2000		2001		2002			2002			2003
Interest expense	$	768	$	993	$	2,092	$	2,319	$	10,322		$	6,814		$	10,756
Capitalized interest		—		—		—		—		—			—			—
Amortization of premiums, discounts and capitalized expenses related to indebtedness		166		195		310		185		1,031			894			1,743
Estimated interest portion of rental expense		7,201		7,115		7,286		6,961		7,378			5,533			7,138
Fixed charges	$	8,135	$	8,303	$	9,688	$	9,465	$	18,731		$	13,241		$	19,637
Income (loss) before income taxes	$	21	$	2,869	$	70,496	$	38,871	$	(18,617	)	$	(31,402	)	$	(12,980	)
Fixed charges		8,135		8,303		9,688		9,465		18,731			13,241			19,637
Less: interest charges capitalized		0		0		0		0		0			0			0
Amortization of capitalized interest		0		0		0		0		0			0			0
Earnings (loss)	$	8,156	$	11,172	$	80,184	$	48,336	$	114		$	(18,161	)	$	6,657
Ratio of earnings to fixed charges		1.00x		1.35x		8.28x		5.11x		*			*			*

* Earnings are inadequate to cover fixed charges in these periods. Earnings were insufficient to cover fixed charges by $18,617 for the year ended December 31, 2002 and by $12,980 and $31,402 for the nine months ended September 30, 2003 and 2002, respectively.