ARS
2007 Annual Report


Form 10-K
2007 Form 10-K/A
2007 Form 10-K/A
2007 Form 10-K


Form 10-Q
March 31, 2008 - Form 10-Q


Form 3
April 4, 2008 - Form 3A - B. Stephens


Form 4
July 2, 2008 - Form 4 - T. Rogers
July 2, 2008 - Form 4 - R. Purdum
July 2, 2008 - Form 4 - R. Scharp
June 19, 2008 - Form 4 - R. Scharp
June 19, 2008 - Form 4 - T. Rogers
June 19, 2008 - Form 4 - R. Purdum
June 19, 2008 - Form 4 - E. Nelson
June 19, 2008 - Form 4 - G. Little
June 19, 2008 - Form 4 - P. Jones
May 21, 2008 - Form 4 - G. Little
May 15, 2008 - Form 4 - G. Little
April 25, 2008 - Form 4 - R. Purdum
April 25, 2008 - Form 4 - R. Scharp
April 25, 2008 - Form 4 - E. Nelson
April 25, 2008 - Form 4 - T. Rogers
April 25, 2008 - Form 4 - P. Jones
April 25, 2008 - Form 4 - G. Little
April 3, 2008 - Form 4 - R. Scharp
April 3, 2008 - Form 4 - R. Purdum
April 3, 2008 - Form 4 - T. Rogers
March 19, 2008 - Form 4 - R. Scharp
March 19, 2008 - Form 4 - G. Little
March 19, 2008 - Form 4 - R. Crutcher
March 19, 2008 - Form 4 - R. Purdum
March 19, 2008 - Form 4 - T. Rogers
March 14, 2008 - Form 4 - R. Purdum
March 4, 2008 - Form 4 - S. Cramer
March 4, 2008 - Form 4 - M. Knapp
March 4, 2008 - Form 4 - B. Stephens
March 4, 2008 - Form 4 - W. Tate
March 4, 2008 - Form 4 - L. de Leon
March 4, 2008 - Form 4 - J. Bosbous
March 4, 2008 - Form 4 - K. Krueger
March 4, 2008 - Form 4 - C. Mackus
March 4, 2008 - Form 4 - T. Sullivan
March 3, 2008 - Form 4 - T. Rogers
March 3, 2008 - Form 4 - R. Purdum
March 3, 2008 - Form 4 - G. Little
February 21, 2008 - Form 4 - R. Purdum
February 15, 2008 - Form 4 - R. Purdum
February 15, 2008 - Form 4 - T. Rogers
January 3, 2008 - Form 4 - T. Rogers
January 3, 2008 - Form 4 - R. Scharp
January 3, 2008 - Form 4 - R. Purdum


Form 8-K
April 30, 2008 - Form 8-K
April 25, 2008 - Form 8-K
April 25, 2008 - Form 8-K
February 14, 2008 - Form 8-K
February 14, 2008 - Form 8-K


MISC
January 9, 2008 - MISCA - Form SC 13G/A


Proxy
April 25, 2008 - Proxy - Additional Proxy Soliciting Materials (definitive)
March 31, 2008 - Proxy - Form 14A 2008 Proxy Statement
March 4, 2008 - Proxy - Form Pre 14A