/*! @page lemutree LEmuSR Tree
 
<BR>
<B> Previous:</B> @ref Voc
<B> Up:</B> @ref Intro
<B> Next:</B>  @ref smainfile
<BR>
 
<HR>

@section slemutree LEmuSR Tree

<UL>
<LI>@ref smainfile 
<LI>@ref smandatories
<LI>@ref soptact
<LI>@ref svisualisation
<LI>@ref sgui
</UL>


  */