This project was sponsored in part by Daimler Benz Corporation, the Division of Undergraduate Education, National Science Foundation under grant numbers USE-9251836 & DUE-9451375 and by a unversity equipment grant from Hewlett Packard Corporation.
We also would like to thank , Dimension X for their generous and fast response whenever we had problems with VRML 2.0, and Bentley systems for a provision of Microstation. Also we would like to acknowledge IONA, OrbixWeb, and Visigenic, VisiBroker for Java products downloaded from the Internet and used in the development of the project.