EX-99.1 3 a2095719zex-99_1.txt EXHIBIT 99.1 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. Dated: December 10, 2002 CITICORP STRATEGIC TECHNOLOGY CORPORATION By: /s/ Robert Howard ------------------------------------- Name: Robert Howard Title: CFO, Treasurer, Secretary and Vice President CITICORP BANKING CORPORATION By: /s/ William H. Wolf ------------------------------------- Name: William H. Wolf Title: Senior Vice President CITICORP By: /s/ Joseph B. Wollard ------------------------------------- Name: Joseph B. Wollard Title: Assistant Secretary CITIGROUP HOLDINGS COMPANY By: /s/ Joseph B. Wollard ------------------------------------- Name: Joseph B. Wollard Title: Assistant Secretary CITIGROUP INC. By: /s/ Joseph B. Wollard ------------------------------------- Name: Joseph B. Wollard Title: Assistant Secretary