Scilab documentation format

<?xml version="1.0" encoding="UTF-8"?>
            <refentry xmlns:scilab="http://www.scilab.org" xml:id="foo" xml:lang="en"
 xmlns="http://docbook.org/ns/docbook"
 xmlns:xlink="http://www.w3.org/1999/xlink"
 xmlns:svg="http://www.w3.org/2000/svg"
 xmlns:ns4="http://www.w3.org/1999/xhtml"
 xmlns:mml="http://www.w3.org/1998/Math/MathML"
 xmlns:db="http://docbook.org/ns/docbook">

function y=foo(a, b, c)
            y = a + 2 * b + c;
            endfunction
            
            path = help_skeleton('foo', TMPDIR)
            if (isdef('editor') | (funptr('editor')<>0)) then
            editor(path);
            end

<?xml version="1.0" encoding="UTF-8"?>
            <!--
            * Add some comments about XML file
            -->
            <refentry xmlns:scilab="http://www.scilab.org" xml:id="foo" xml:lang="en"
 xmlns="http://docbook.org/ns/docbook"
 xmlns:xlink="http://www.w3.org/1999/xlink"
 xmlns:svg="http://www.w3.org/2000/svg"
 xmlns:ns4="http://www.w3.org/1999/xhtml"
 xmlns:mml="http://www.w3.org/1998/Math/MathML"
 xmlns:db="http://docbook.org/ns/docbook">
            <info>
            <pubdate>$LastChangedDate: 29-11-2010 $</pubdate>
            </info>
            <refnamediv>
            <refname>foo</refname>
            <refpurpose>Add short description here. </refpurpose>
            </refnamediv>
            <refsynopsisdiv>
            <title>Calling Sequence</title>
            <synopsis>y = foo(a,b,c)</synopsis>
            </refsynopsisdiv>
            <refsection>
            <title>Parameters</title>
            <variablelist>
            <varlistentry>
            <term>a</term>
            <listitem>
            <para>
            Add here the input argument description.
            </para>
            </listitem>
            </varlistentry>
            <varlistentry>
            <term>b</term>
            <listitem>
            <para>
            Add here the input argument description.
            </para>
            </listitem>
            </varlistentry>
            <varlistentry>
            <term>c</term>
            <listitem>
            <para>
            Add here the input argument description.
            </para>
            </listitem>
            </varlistentry>
            <varlistentry>
            <term>y</term>
            <listitem>
            <para>
            Add here the output argument description.
            </para>
            </listitem>
            </varlistentry>
            </variablelist>
            </refsection>
            <refsection>
            <title>Description</title>
            <para>
            Add here a paragraph of the function description. 
            Other paragraph can be added 
            </para>
            <para>With a latex expression
            <latex>
            \begin{eqnarray}
            f(x,a,r) = \frac{1}{r^{-a}\Gamma(a)} \int_0^x t^{a-1} \exp\left(-rt\right) dt
            \end{eqnarray}
            </latex>
            </para>
            </refsection>
            
            <refsection>
            <title>More information</title>
            <note><para>A note about foo</para></note>
            <caution><para>A caution about foo</para></caution>
            <warning><para>A warsning about foo</para></warning>
            <important><para>A important about foo</para></important>
            <tip><para>A tip about foo</para></tip>
            </refsection>
            
            <refsection>
            <title>Examples</title>
            <programlisting role="example"><![CDATA[
            Add here scilab instructions and comments
            ]]></programlisting>
            </refsection>
            <refsection>
            <title>See Also</title>
            <simplelist type="inline">
            <member>
            <link linkend="add a reference name" >add a reference</link>
            </member>
            <member>
            <link linkend="add a reference name">add a reference</link>
            </member>
            </simplelist>
            </refsection>
            <refsection>
            <title>Authors</title>
            <simplelist type="vert">
            <member>add the author name and author reference</member>
            <member>add another author name and it's reference</member>
            </simplelist>
            </refsection>
            <refsection>
            <title>Bibliography</title>
            <para>
            Add here the function bibliography
            </para>
            </refsection>
            <refsection>
            <title>History</title>
            <revhistory>
            <revision>
            <revnumber>X.Y</revnumber>
            <revdescription>Function foo added</revdescription>
            </revision>
            </revhistory>
            </refsection>
            <refsection>
            <title>Used Functions</title>
            <para>
            Add here the Scilab, C,... used code references
            </para>
            </refsection>
            </refentry>