Sets or replaces the content of the document. If the
document is an HTML document the content is everything after
the BODY tag. Information from the HEAD and BODY tag is in
the stored in the object record. If you provide this
information in the content of the document too, the Hyperwave
server will change the object record accordingly when the
document is inserted. Probably not a very good idea. If this
functions fails the document will retain its old content.
See also
hw_document_attributes(),
hw_document_size(), and
hw_document_content().