In the syntax description: "... | pretrace_end | pretrace_start | ..." should be "... | pretrace_end Float | pretrace_start Float | ..." Christoph -- POV-Ray tutorials, IsoWood include, TransSkin and more: http://www.tu-bs.de/~y0013390/ Last updated 20 Apr. 2002 _____./\/^>_*_<^\/\.______
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