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I have some source code that I converted to html so I can show syntax highlighting. I want to insert this html into Lyx and preserve the highlighting. How do I do it?

Thank you.

Is there some easy way to toggle between having page numbering on or off? I can't find a way to make my page numbers go away.

Thank you.

I was told about the \linebreak command here:
http://wiki.lyx.org/LyX/Tables#toc4
under the heading 'multiple lines in one cell'

below is my sample file where I can't get \linebreak to work:

%% LyX 1.6.3 created this file. For more info, see http://www.lyx.org/.
%% Do not edit unless you really ...

I have a row in a table that is too long and want to put the text in
the row to a new line. According to the documentation, it says to
insert TeX command
\linebreak

I did that and saw no result in the pdf or DVI

I also read that you can do

\newline

I got nothing on that as well.

Am I doing ...