JOINT FILING AGREEMENT
EXHIBIT 1
In accordance with Rule 13d-1(k) (1) (iii) under the Securities Exchange Act of 1934, as
amended, the persons named below agree to the joint filing on behalf of each of them of a Statement
on Schedule 13D dated April 4, 2007 (including amendments thereto) with respect to the Common Stock
of Xxxxxxxx Corporation. This Joint Filing Agreement shall be filed as an Exhibit to such
Statement.
Dated: April 5, 2007
| Prescott Group Capital Management, L.L.C. | ||||||
| By: | /s/ Xxxx Xxxxxxxx | |||||
| Xxxx Xxxxxxxx, Managing Member | ||||||
| Prescott Group Aggressive Small Cap, L.P. | ||||||
| By: Prescott Group Capital Management, L.L.C., its general partner | ||||||
| By: | /s/ Xxxx Xxxxxxxx | |||||
| Xxxx Xxxxxxxx, Managing Member | ||||||
| Prescott Group Aggressive Small Cap II, L.P. | ||||||
| By: Prescott Group Capital Management, L.L.C., its general partner | ||||||
| By: | /s/ Xxxx Xxxxxxxx | |||||
| Xxxx Xxxxxxxx, Managing Member | ||||||
| Prescott Group Mid Cap, L.P. | ||||||
| By: Prescott Group Capital Management, L.L.C., its general partner | ||||||
| By: | /s/ Xxxx Xxxxxxxx | |||||
| Xxxx Xxxxxxxx, Managing Member | ||||||
Page 13 of 14
| Prescott Group Aggressive Mid Cap, L.P. | ||||||
| By: Prescott Group Capital Management, L.L.C., its general partner | ||||||
| By: | /s/ Xxxx Xxxxxxxx | |||||
| Xxxx Xxxxxxxx, Managing Member | ||||||
| Xxxx Xxxxxxxx | ||||||
| By: | /s/ Xxxx Xxxxxxxx | |||||
| Xxxx Xxxxxxxx | ||||||
Page 14 of 14
