Exhibit 12.1
STATEMENT REGARDING THE COMPUTATION OF RATIO OF COMBINED FIXED CHARGES AND PREFERENCE DIVIDENDS TO EARNINGS
| Year Ended December 31, |
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| Nine Months Ended September 30, 2005 |
2004 |
2003 |
2002 |
2001 |
2000 |
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| Fixed charges: |
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| Interest expense |
$ | 414,000 | $ | 795,000 | $ | 420,000 | $ | 333,000 | $ | 327,000 | $ | 219,000 | ||||||||||||
| Estimated interest portion of rent expense |
1,605,000 | 2,152,000 | 2,284,000 | 1,536,000 | 415,000 | 454,000 | ||||||||||||||||||
| Total fixed charges |
$ | 2,019,000 | $ | 2,947,000 | $ | 2,704,000 | $ | 1,869,000 | $ | 742,000 | $ | 673,000 | ||||||||||||
| Earnings: |
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| Loss from continuing operations before income taxes |
$ | (18,691,000 | ) | $ | (23,733,000 | ) | $ | (24,450,000 | ) | $ | (27,932,000 | ) | $ | (9,240,000 | ) | $ | (8,517,000 | ) | ||||||
| Add: Fixed charges |
2,019,000 | 2,947,000 | 2,704,000 | 1,869,000 | 742,000 | 673,000 | ||||||||||||||||||
| Amortization of capitalized interest |
2,000 | 13,000 | 14,000 | 12,000 | 8,000 | 2,000 | ||||||||||||||||||
| Total earnings |
$ | (16,670,000 | ) | $ | (20,773,000 | ) | $ | (21,732,000 | ) | (26,051,000 | ) | $ | (8,490,000 | ) | $ | (7,842,000 | ) | |||||||
| Ratio of combined fixed charges and preference dividends to earnings(1) |
— | — | — | — | — | — | ||||||||||||||||||
| (1) | For the years ended December 31, 2004, 2003, 2002, 2001 and 2000 and the nine months ended September 30, 2005, the earnings were insufficient to cover fixed charges by $23,733,000, $24,450,000, $27,932,000, $9,240,000, $8,517,000 and $18,691,000, respectively. |