**Exhibit 11.1**

 

COMPUTATION OF NET LOSS PER SHARE

(in thousands, except per share amounts)

 

 
|                                                                                                               |   | **Three  Months Ended  June 30** |   | **Six Months  Ended  June 30** |   |
|--------------------------------------------------------------------------------------------------------------------|--------|----------------------------------|--------|--------------------------------|--------|
|                                                                                                               |   | **2003**                         |   | **2002**                       |   | **2003** |   | **2002** |   |
| COMPUTATION OF BASIC NET LOSS PER SHARE:                                                                           |   |                             |   |                           |   |   |   |   |   |
| Net loss                                                                                                           |   | $                                | (8,792 | )                              | $      | (15,486 | ) | $ | (33,713 | ) | $ | (24,608 | ) |
|                                                                                                               |   |                             |   |                           |   |   |   |   |   |
| Weighted-average shares of common stock  outstanding                                                               |   | 32,737                           |   | 32,476                         |   | 32,659 |   | 32,423 |   |
|                                                                                                               |   |                             |   |                           |   |   |   |   |   |
| Basic net loss per share                                                                                           |   | $                                | (.27   | )                              | $      | (.48 | ) | $ | (1.03 | ) | $ | (.76 | ) |
|                                                                                                               |   |                             |   |                           |   |   |   |   |   |
| COMPUTATION OF DILUTED NET LOSS PER SHARE:                                                                         |   |                             |   |                           |   |   |   |   |   |
| Net loss available to common stockholders                                                                          |   | $                                | (8,792 | )                              | $      | (15,486 | ) | $ | (33,713 | ) | $ | (24,608 | ) |
|                                                                                                               |   |                             |   |                           |   |   |   |   |   |
| Weighted-average number of shares of common  stock and common stock equivalents outstanding-                       |   |                             |   |                           |   |   |   |   |   |
| Weighted-average shares of common stock  outstanding                                                               |   | 32,737                           |   | 32,476                         |   | 32,659 |   | 32,423 |   |
| Weighted-average number of common stock  equivalents applicable to stock options and employee stock purchase plans |   | 866                              |   | 219                            |   | 480 |   | 303 |   |
|                                                                                                               |   |                             |   |                           |   |   |   |   |   |
| Common stock and common stock equivalents                                                                          |   | 33,603                           |   | 32,695                         |   | 33,139 |   | 32,726 |   |
|                                                                                                               |   |                             |   |                           |   |   |   |   |   |
| Diluted net loss per common stock and  common stock equivalents (a)                                                |   | $                                | (.26   | )                              | $      | (.47 | ) | $ | (1.02 | ) | $ | (.75 | ) |

 

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(a)                                  This calculation issubmitted in accordance with Item 601(b)(11) of Regulation S-Kalthough it is not required by SFAS No. 128 because it is antidilutive.

 

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