Schedule 99.1
JOINT FILING AGREEMENT
PURSUANT TO RULE 13d-I (f) (1)
The undersigned acknowledge and agree that the foregoing statement on
Schedule 13G is filed on behalf of each of the undersigned and that all
subsequent amendments to this statement on Schedule 13G shall be filed on behalf
of each of the undersigned without the necessity of filing additional joint
filing agreements. The undersigned acknowledge that each shall be responsible
for the timely filing of such amendments, and for the completeness and accuracy
of the information concerning it contained therein, but shall be responsible for
the completeness and accuracy of the information concerning the others, except
to the extent it knows or has reason to believe that such information is
inaccurate. This Agreement may be executed in any number of counterparts taken
together shall constitute one and the same instrument.
Dated: February 10, 2000. WARBURG, XXXXXX EQUITY PARTNERS, L.P.
By: Warburg, Xxxxxx & Co.,
General Partner
By: /s/ XXXXXXX XXXXXXX
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Dated: February 10, 2000. WARBURG PINCUS & CO.
By: /s/ XXXXXXX XXXXXXX
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Dated: February 10, 2000. X.X. XXXXXXX, XXXXXX & CO., LLC
By: /s/ XXXXXXX XXXXXXX
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