I've loaded another small chunk of code for a library to the kosmos site. This one contains some ideas how to implement parametric geometry. I played with a static executable for Linux but it is 5 Megs in size so I am kinda reluctant to load it up over my 288 USRobo modem. Roland __________________________________ Do you Yahoo!? The New Yahoo! Search - Faster. Easier. Bingo. http://search.yahoo.com