How can one add launchers to GNOME/metacity menus from a command line?

["Larry W. Virden" <lvirden cas org>]

I've a need to add new menu items to the GNOME metacity menus from a script
rather than from a GUI.

What steps need to be followed to get this to work?
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Larry W. Virden <mailto:lvirden cas org> <URL: http://www.purl.org/NET/lvirden/>
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