from SC 13G
1 page
<page> 1 Exhibit I Joint Filing Agreement Each of the Undersigned Hereby Agrees That the Schedule 13g Filed Herewith Is Filed Jointly on Behalf of Each of Them Pursuant to Rule 13d-1(k)(1) Under the Securities Exchange Act of 1934, as Amended. Signature After Reasonable Inquiry and to the Best of the Undersigned's Knowledge and Belief, the Undersigned Certifies That the Information Set Forth in This Statement Is True, Complete, and Correct. Date: February 8, 2000 Brentwood Associates VII, L.P., a Delaware Limited Partnership By: Brentwood VII Ventures L.P., a Delaware Limited Partnership Its: General Partner By: /S/ G. Bradford Jones G. Bradford Jones General Partner Brentwood Affiliates Fund, L.P., a Delaware Limited Partnership By: Brentwood VII Ventures L.P., a Delaware Limited Partnership Its: General Partner By: /S/ G. Bradford Jones G. Bradford Jones General Partner Brentwood VII Ventures, L.P., a Delaware Limited Partnership By: /S/ G. Bradford Jones G. Bradford Jones General Partner 12
