+<p><ul>
+ <li><a href="#The.widgets">The widgets</a>
+ <ul>
+ <li><a href="#The.widgets">The widgets</a>
+ <ul>
+ <li><a href="#signature.of.the">signature of the</a></li>
+ <li><a href="#directory.where.are.stored.applications">directory where are stored applications</a>
+</li>
+ </ul>
+ </li>
+ </ul>
+ </li>
+ <li><a href="#Organisation.of.directory.of.applications">Organisation of directory of applications</a>
+ <ul>
+ <li><a href="#Identity.of.installed.files">Identity of installed files</a></li>
+ <li><a href="#Labelling.the.directories.of.applications">Labelling the directories of applications</a></li>
+ </ul>
+ </li>
+ <li><a href="#Organisation.of.data">Organisation of data</a></li>
+</ul></p>
+