EXHIBIT 1
JOINT FILING AGREEMENT
The undersigned hereby agree to the joint filing of the Amendment No. 2 to the Schedule 13G to which this Agreement is attached.
Dated: July 20, 2005
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DISCOVERY GROUP I, LLC, |
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for itself and as general partner of |
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DISCOVERY EQUITY PARTNERS, L.P. |
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By |
/S/ MICHAEL R. MURPHY |
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Michael R. Murphy |
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Managing Member |
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/s/ Daniel J. Donoghue |
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Daniel J. Donoghue |
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/S/ MICHAEL R. MURPHY |
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Michael R. Murphy |
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