| 12/27/2006 | 4 | Statement of Changes of Beneficial Ownership | 24 Kb |
| 12/19/2006 | 4 | Statement of Changes of Beneficial Ownership | 24 Kb |
| 12/18/2006 | 4 | Statement of Changes of Beneficial Ownership | 26 Kb |
| 12/18/2006 | 4 | Statement of Changes of Beneficial Ownership | 25 Kb |
| 12/18/2006 | 4 | Statement of Changes of Beneficial Ownership | 25 Kb |
| 12/18/2006 | 4 | Statement of Changes of Beneficial Ownership | 26 Kb |
| 12/4/2006 | 4 | Statement of Changes of Beneficial Ownership | 24 Kb |
| 11/28/2006 | 4 | Statement of Changes of Beneficial Ownership | 23 Kb |
| 11/20/2006 | 4 | Statement of Changes of Beneficial Ownership | 33 Kb |
| 11/17/2006 | 4 | Statement of Changes of Beneficial Ownership | 32 Kb |
| 11/16/2006 | 4 | Statement of Changes of Beneficial Ownership | 36 Kb |
| 11/16/2006 | 4 | Statement of Changes of Beneficial Ownership | 25 Kb |
| 11/15/2006 | 4 | Statement of Changes of Beneficial Ownership | 29 Kb |
| 11/14/2006 | 4 | Statement of Changes of Beneficial Ownership | 36 Kb |
| 11/14/2006 | 4 | Statement of Changes of Beneficial Ownership | 30 Kb |
| 11/14/2006 | 4 | Statement of Changes of Beneficial Ownership | 28 Kb |
| 11/14/2006 | 8-K | Current Report | 26 Kb |
| 11/13/2006 | 4 | Statement of Changes of Beneficial Ownership | 36 Kb |
| 11/13/2006 | 4 | Statement of Changes of Beneficial Ownership | 36 Kb |
| 11/13/2006 | 4 | Statement of Changes of Beneficial Ownership | 25 Kb |
| 11/9/2006 | 4 | Statement of Changes of Beneficial Ownership | 24 Kb |
| 11/9/2006 | 4 | Statement of Changes of Beneficial Ownership | 35 Kb |
| 11/8/2006 | 4 | Statement of Changes of Beneficial Ownership | 36 Kb |
| 11/8/2006 | 4 | Statement of Changes of Beneficial Ownership | 28 Kb |
| 11/7/2006 | 4 | Statement of Changes of Beneficial Ownership | 33 Kb |
| 11/6/2006 | 4 | Statement of Changes of Beneficial Ownership | 34 Kb |
| 11/6/2006 | 4 | Statement of Changes of Beneficial Ownership | 24 Kb |
| 10/26/2006 | 10-Q | Quarterly Report | 357 Kb |
| 10/26/2006 | 8-K | Current Report | 44 Kb |
| 10/24/2006 | 8-K | Current Report | 43 Kb |
| 10/12/2006 | DEFA14A | Definitive Proxy Statement | 23 Kb |
| 10/10/2006 | 8-K | Current Report | 27 Kb |
| 10/4/2006 | DEF 14A | Definitive Proxy Statement | 618 Kb |
| 9/15/2006 | 4 | Statement of Changes of Beneficial Ownership | 24 Kb |
| 9/15/2006 | 4 | Statement of Changes of Beneficial Ownership | 26 Kb |
| 9/15/2006 | 4 | Statement of Changes of Beneficial Ownership | 25 Kb |
| 9/15/2006 | 4 | Statement of Changes of Beneficial Ownership | 25 Kb |
| 9/15/2006 | 4 | Statement of Changes of Beneficial Ownership | 25 Kb |
| 9/15/2006 | 4 | Statement of Changes of Beneficial Ownership | 26 Kb |
| 9/6/2006 | 4 | Statement of Changes of Beneficial Ownership | 22 Kb |
| 8/31/2006 | 4 | Statement of Changes of Beneficial Ownership | 26 Kb |
| 8/31/2006 | 4 | Statement of Changes of Beneficial Ownership | 25 Kb |
| 8/31/2006 | 4 | Statement of Changes of Beneficial Ownership | 24 Kb |
| 8/31/2006 | 4 | Statement of Changes of Beneficial Ownership | 24 Kb |
| 8/31/2006 | 4 | Statement of Changes of Beneficial Ownership | 25 Kb |
| 8/31/2006 | 4 | Statement of Changes of Beneficial Ownership | 24 Kb |
| 8/31/2006 | 4 | Statement of Changes of Beneficial Ownership | 25 Kb |
| 8/31/2006 | 4 | Statement of Changes of Beneficial Ownership | 24 Kb |
| 8/31/2006 | 4 | Statement of Changes of Beneficial Ownership | 23 Kb |
| 8/31/2006 | 4 | Statement of Changes of Beneficial Ownership | 23 Kb |
| 8/31/2006 | 4 | Statement of Changes of Beneficial Ownership | 23 Kb |
| 8/31/2006 | 4 | Statement of Changes of Beneficial Ownership | 23 Kb |
| 8/31/2006 | 4 | Statement of Changes of Beneficial Ownership | 23 Kb |
| 8/31/2006 | 4 | Statement of Changes of Beneficial Ownership | 23 Kb |
| 8/31/2006 | 4 | Statement of Changes of Beneficial Ownership | 23 Kb |
| 8/31/2006 | 4 | Statement of Changes of Beneficial Ownership | 23 Kb |
| 8/30/2006 | 4 | Statement of Changes of Beneficial Ownership | 23 Kb |
| 8/30/2006 | 4 | Statement of Changes of Beneficial Ownership | 23 Kb |
| 8/30/2006 | 4 | Statement of Changes of Beneficial Ownership | 23 Kb |
| 8/25/2006 | 10-K | Annual Report | 911 Kb |
| 8/25/2006 | 8-K | Current Report | 30 Kb |
| 8/24/2006 | 4/A | Amended Statement of Changes of Beneficial Ownership | 31 Kb |
| 8/24/2006 | SC TO-I/A | Other | 42 Kb |
| 8/18/2006 | SC TO-I/A | Other | 41 Kb |
| 8/11/2006 | 4 | Statement of Changes of Beneficial Ownership | 27 Kb |
| 8/10/2006 | 4 | Statement of Changes of Beneficial Ownership | 37 Kb |
| 8/10/2006 | 4 | Statement of Changes of Beneficial Ownership | 34 Kb |
| 8/9/2006 | 4 | Statement of Changes of Beneficial Ownership | 27 Kb |
| 8/8/2006 | 4 | Statement of Changes of Beneficial Ownership | 37 Kb |
| 8/8/2006 | 4 | Statement of Changes of Beneficial Ownership | 26 Kb |
| 8/8/2006 | 4 | Statement of Changes of Beneficial Ownership | 23 Kb |
| 8/8/2006 | SC TO-I/A | Other | 41 Kb |
| 8/7/2006 | 4 | Statement of Changes of Beneficial Ownership | 36 Kb |
| 8/7/2006 | 4 | Statement of Changes of Beneficial Ownership | 25 Kb |
| 8/4/2006 | 4 | Statement of Changes of Beneficial Ownership | 37 Kb |
| 8/4/2006 | 4 | Statement of Changes of Beneficial Ownership | 26 Kb |
| 8/3/2006 | 4 | Statement of Changes of Beneficial Ownership | 36 Kb |
| 8/3/2006 | 4 | Statement of Changes of Beneficial Ownership | 24 Kb |
| 8/2/2006 | 4 | Statement of Changes of Beneficial Ownership | 37 Kb |
| 8/2/2006 | 4 | Statement of Changes of Beneficial Ownership | 26 Kb |
| 8/1/2006 | 4 | Statement of Changes of Beneficial Ownership | 30 Kb |
| 8/1/2006 | 4 | Statement of Changes of Beneficial Ownership | 23 Kb |
| 8/1/2006 | 4 | Statement of Changes of Beneficial Ownership | 23 Kb |
| 8/1/2006 | 4 | Statement of Changes of Beneficial Ownership | 23 Kb |
| 8/1/2006 | 4 | Statement of Changes of Beneficial Ownership | 23 Kb |
| 8/1/2006 | 4 | Statement of Changes of Beneficial Ownership | 23 Kb |
| 8/1/2006 | 4 | Statement of Changes of Beneficial Ownership | 23 Kb |
| 7/31/2006 | 4 | Statement of Changes of Beneficial Ownership | 37 Kb |
| 7/31/2006 | 4 | Statement of Changes of Beneficial Ownership | 25 Kb |
| 7/27/2006 | 4 | Statement of Changes of Beneficial Ownership | 23 Kb |
| 7/27/2006 | SC TO-I/A | Other | 37 Kb |
| 7/21/2006 | SC TO-I | Other | 579 Kb |
| 7/20/2006 | SC TO-C | Other | 456 Kb |
| 7/20/2006 | 8-K | Current Report | 456 Kb |
| 7/17/2006 | 8-K | Current Report | 75 Kb |
| 7/12/2006 | 4 | Statement of Changes of Beneficial Ownership | 24 Kb |
| 7/10/2006 | 4 | Statement of Changes of Beneficial Ownership | 24 Kb |
| 7/7/2006 | 5 | Annual Statement of Changes in Beneficial Ownership | 24 Kb |
| 7/7/2006 | 5 | Annual Statement of Changes in Beneficial Ownership | 24 Kb |
| 7/7/2006 | 5 | Annual Statement of Changes in Beneficial Ownership | 24 Kb |
| 7/7/2006 | 5 | Annual Statement of Changes in Beneficial Ownership | 23 Kb |
| 7/7/2006 | 5 | Annual Statement of Changes in Beneficial Ownership | 23 Kb |
| 7/7/2006 | 5 | Annual Statement of Changes in Beneficial Ownership | 25 Kb |
| 7/7/2006 | 5 | Annual Statement of Changes in Beneficial Ownership | 23 Kb |
| 7/7/2006 | 5 | Annual Statement of Changes in Beneficial Ownership | 23 Kb |
| 7/7/2006 | 4 | Statement of Changes of Beneficial Ownership | 24 Kb |
| 6/30/2006 | 11-K | Annual Report of Employee Stock Purchase | 0 Kb |
| 6/30/2006 | 11-K | Annual Report of Employee Stock Purchase | 0 Kb |
| 6/30/2006 | 11-K | Annual Report of Employee Stock Purchase | 0 Kb |
| 6/22/2006 | 4 | Statement of Changes of Beneficial Ownership | 23 Kb |
| 6/16/2006 | 8-K | Current Report | 42 Kb |
| 6/12/2006 | 8-K | Current Report | 26 Kb |
| 6/9/2006 | 4 | Statement of Changes of Beneficial Ownership | 26 Kb |
| 6/9/2006 | 4 | Statement of Changes of Beneficial Ownership | 25 Kb |
| 6/9/2006 | 4 | Statement of Changes of Beneficial Ownership | 26 Kb |
| 6/9/2006 | 4 | Statement of Changes of Beneficial Ownership | 25 Kb |
| 6/9/2006 | 4 | Statement of Changes of Beneficial Ownership | 26 Kb |
| 6/1/2006 | 4 | Statement of Changes of Beneficial Ownership | 26 Kb |
| 5/10/2006 | 4 | Statement of Changes of Beneficial Ownership | 24 Kb |
| 5/5/2006 | 3 | Initial Statement of Beneficial Ownership | 23 Kb |
| 4/27/2006 | 10-Q | Quarterly Report | 470 Kb |
| 4/27/2006 | 8-K | Current Report | 45 Kb |
| 4/13/2006 | 8-K | Current Report | 64 Kb |
| 3/21/2006 | 3 | Initial Statement of Beneficial Ownership | 22 Kb |
| 3/13/2006 | 4 | Statement of Changes of Beneficial Ownership | 25 Kb |
| 3/13/2006 | 4 | Statement of Changes of Beneficial Ownership | 26 Kb |
| 3/13/2006 | 4 | Statement of Changes of Beneficial Ownership | 25 Kb |
| 3/13/2006 | 4 | Statement of Changes of Beneficial Ownership | 26 Kb |
| 3/13/2006 | 4 | Statement of Changes of Beneficial Ownership | 26 Kb |
| 3/13/2006 | 4 | Statement of Changes of Beneficial Ownership | 30 Kb |
| 3/13/2006 | 4/A | Amended Statement of Changes of Beneficial Ownership | 25 Kb |
| 3/10/2006 | 8-K | Current Report | 26 Kb |
| 3/7/2006 | 4 | Statement of Changes of Beneficial Ownership | 25 Kb |
| 3/6/2006 | 4 | Statement of Changes of Beneficial Ownership | 25 Kb |
| 3/3/2006 | 10-Q/A | Amended Quarterly Report | 52 Kb |
| 2/28/2006 | S-8 | Registration Statement | 195 Kb |
| 2/16/2006 | 4 | Statement of Changes of Beneficial Ownership | 28 Kb |
| 2/15/2006 | 4 | Statement of Changes of Beneficial Ownership | 37 Kb |
| 2/14/2006 | 4 | Statement of Changes of Beneficial Ownership | 37 Kb |
| 2/14/2006 | 4 | Statement of Changes of Beneficial Ownership | 25 Kb |
| 2/14/2006 | 4 | Statement of Changes of Beneficial Ownership | 28 Kb |
| 2/14/2006 | SC 13G | Statement of Beneficial Ownership | 36 Kb |
| 2/14/2006 | SC 13G | Statement of Beneficial Ownership | 34 Kb |
| 2/14/2006 | SC 13G | Statement of Beneficial Ownership | 35 Kb |
| 2/14/2006 | SC 13G | Statement of Beneficial Ownership | 34 Kb |
| 2/14/2006 | SC 13G/A | Amended Statement of Beneficial Ownership | 36 Kb |
| 2/14/2006 | SC 13G/A | Amended Statement of Beneficial Ownership | 35 Kb |
| 2/14/2006 | SC 13G/A | Amended Statement of Beneficial Ownership | 32 Kb |
| 2/13/2006 | 4 | Statement of Changes of Beneficial Ownership | 37 Kb |
| 2/13/2006 | 4 | Statement of Changes of Beneficial Ownership | 58 Kb |
| 2/10/2006 | 4 | Statement of Changes of Beneficial Ownership | 32 Kb |
| 2/9/2006 | 4 | Statement of Changes of Beneficial Ownership | 28 Kb |
| 2/9/2006 | 4 | Statement of Changes of Beneficial Ownership | 32 Kb |
| 2/9/2006 | 4 | Statement of Changes of Beneficial Ownership | 25 Kb |
| 2/7/2006 | 4 | Statement of Changes of Beneficial Ownership | 31 Kb |
| 2/3/2006 | 4 | Statement of Changes of Beneficial Ownership | 22 Kb |
| 2/3/2006 | 8-K | Current Report | 20 Kb |
| 2/2/2006 | 4 | Statement of Changes of Beneficial Ownership | 24 Kb |
| 2/2/2006 | 4 | Statement of Changes of Beneficial Ownership | 23 Kb |
| 2/2/2006 | 4 | Statement of Changes of Beneficial Ownership | 24 Kb |
| 2/2/2006 | 4 | Statement of Changes of Beneficial Ownership | 23 Kb |
| 2/2/2006 | 4 | Statement of Changes of Beneficial Ownership | 24 Kb |
| 2/1/2006 | 4 | Statement of Changes of Beneficial Ownership | 24 Kb |
| 2/1/2006 | 4 | Statement of Changes of Beneficial Ownership | 21 Kb |
| 2/1/2006 | 4 | Statement of Changes of Beneficial Ownership | 20 Kb |
| 2/1/2006 | 4 | Statement of Changes of Beneficial Ownership | 22 Kb |
| 2/1/2006 | 4 | Statement of Changes of Beneficial Ownership | 22 Kb |
| 2/1/2006 | 4/A | Amended Statement of Changes of Beneficial Ownership | 26 Kb |
| 1/26/2006 | 8-K | Current Report | 50 Kb |
| 1/26/2006 | 10-Q | Quarterly Report | 461 Kb |
| 1/20/2006 | 8-K | Current Report | 31 Kb |
| 1/18/2006 | 4 | Statement of Changes of Beneficial Ownership | 30 Kb |
| 1/11/2006 | 4 | Statement of Changes of Beneficial Ownership | 35 Kb |
| 1/3/2006 | 4 | Statement of Changes of Beneficial Ownership | 33 Kb |