diff -up ./doc/DoxygenLayout_MRPT.xml.doxygen ./doc/DoxygenLayout_MRPT.xml
--- ./doc/DoxygenLayout_MRPT.xml.doxygen	2013-02-23 18:46:14.130390580 -0500
+++ ./doc/DoxygenLayout_MRPT.xml	2013-02-23 18:46:38.652792095 -0500
@@ -18,7 +18,6 @@
       <tab type="files" visible="yes" title=""/>
       <tab type="globals" visible="yes" title=""/>
     </tab>
-    <tab type="dirs" visible="yes" title=""/>
     <tab type="examples" visible="yes" title=""/>  
   </navindex>