It is a bug that Webspace accepts the LightModel node.  When fixed a VRML
file can contain a LightModel only as a legal extension node (using the
"fields" field).
-- 
chris marrin      Silicon      http://www.sgi.com/Products/WebFORCE/WebSpace
(415) 390-5367    Graphics     http://reality.sgi.com/employees/cmarrin/
[email protected]   Inc.         
         "As a general rule, don't solve puzzles that open portals to Hell."