EXHIBIT 1
---------
AGREEMENT AS TO JOINT FILING OF SCHEDULE 13G
--------------------------------------------
Each of the undersigned hereby affirms that it is individually eligible to use
Schedule 13G, and agrees that this Schedule 13G is filed on its behalf.
Date: January 19, 2001
THE TRAVELERS INDEMNITY COMPANY
By: /s/ Xxxx X. Xxxx
--------------------------------------------
Name: Xxxx X. Xxxx
Title: Assistant Secretary
TRAVELERS PROPERTY CASUALTY CORP.
By: /s/ Xxxx X. Xxxx
--------------------------------------------
Name: Xxxx X. Xxxx
Title: Assistant Secretary
THE TRAVELERS INSURANCE GROUP INC.
By: /s/ Xxxxxx X. Xxxxxxx
--------------------------------------------
Name: Xxxxxx X. Xxxxxxx
Title: Assistant Secretary
PFS SERVICES, INC.
By: /s/ Xxxxxx X. Xxxxxxx
--------------------------------------------
Name: Xxxxxx X. Xxxxxxx
Title: Assistant Secretary
ASSOCIATED MADISON COMPANIES, INC.
By: /s/ Xxxxxx X. Xxxxxxx
--------------------------------------------
Name: Xxxxxx X. Xxxxxxx
Title: Assistant Secretary
CITIGROUP INC.
By: /s/ Xxxxxx X. Xxxxxxx
--------------------------------------------
Name: Xxxxxx X. Xxxxxxx
Title: Assistant Secretary
