<\body> Documentation for your plug-in should be put in the subdirectory of the main directory . We recommend to write at least the following three documentation files: <\description-long> >This file should mainly contain a tag with links to the other documentation files, as described in the section `` documentation|$TEXMACS_DOC_PATH/about/contribute/documentation/traversal.en.tm>''. >This file should contain a short description of the purpose of the plugin-in. If appropriate, then you should also describe how to get the plug-in and how to install it. The contents of this file should also be suitable for publication on the web site of . >This file should contain a short demonstration of your plug-in, such as an example session. The first two files are mandatory, if you want your plug-in to show up in the menu. Please refrain from putting too many images in the documentation files, so as to keep the size of the documentation reasonable when integrated into the main distribution. <\initial> <\collection>