I haven't tried the sky sphere yet, but I'm still having a problem with the grass texture. I did as you said and put "4" in for the "floor_height". I even tried "4 Hollow", since that was the figure original there. What happens is that I get an (...) (19 years ago, 8-Aug-05, to lugnet.cad)
I figured it out finally. I was putting a "}" where I wasn't supposed to, and that was causing the errors. The grass and sky textures are working now. Whew. Now I need to figure out how to make string. (19 years ago, 8-Aug-05, to lugnet.cad)