<PAGE>
Exhibit 99.1
JOINT FILING AGREEMENT
----------------------
Pursuant to Rule 13d-1(k) promulgated under the Securities Exchange Act
of 1934, as amended, the undersigned each hereby agrees to the joint filing of
the Amendment No. 7, dated October 26, 2000, to Schedule 13D dated February 27,
1993, and all subsequent amendments thereto. The undersigned each hereby further
agrees that this Joint Filing Agreement may be executed in any number of
counterparts, each of which shall be deemed an original, but all of which
together shall constitute one and the same instrument.
[SIGNATURES ON FOLLOWING PAGES]
<PAGE>
TALLARD INFOLOGIX N.V.
By: /s/ Jan Lindhout October 18, 2000
------------------------------- ----------------
Name: Jan Lindhout Date
Title: Director
TALLARD B.V.
By: /s/ Jan Lindhout October 18, 2000
------------------------------- ----------------
Name: Jan Lindhout Date
Title: Director
BANCROFT (ANTILLES) N.V.
By: Derard Limited
-------------------
Its: Director
By: /s/ Barbara Richardson October 18, 2000
-------------------------- ----------------
Name: Barbara Richardson Date
Title: Director
HAMMERWOOD (B.V.I.) LIMITED
By: Barrington Trust Limited
Its: Member of the Board of Directors
By: /s/ Barbara Richardson October 18, 2000
-------------------------- ----------------
Name: Barbara Richardson Date
Title: Director
ELMWOOD INVESTMENTS HOLDINGS LTD.
By: /s/ Barbara Richardson October 18, 2000
-------------------------- ----------------
Name: Barbara Richardson Date
Title: Director
DOMAIN FOUNDATION
By: /s/ Christian Bovet October 25, 2000
------------------- ----------------
Name: Christian Bovet Date
Title: Director
MAIDA VALE LIMITED
By: Derard Limited
-------------------
Its: Sole Director
By: /s/ Barbara Richardson October 18, 2000
-------------------------- ----------------
Name: Barbara Richardson Date
Title: Director
