<refentry xmlns="http://docbook.org/ns/docbook"
          xmlns:xlink="http://www.w3.org/1999/xlink"
          xmlns:xi="http://www.w3.org/2001/XInclude"
          xmlns:src="http://nwalsh.com/xmlns/litprog/fragment"
          xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
          version="5.0" xml:id="body.margin.inner">
<refmeta>
<refentrytitle>body.margin.inner</refentrytitle>
<refmiscinfo class="other" otherclass="datatype">length</refmiscinfo>
</refmeta>
<refnamediv>
<refname>body.margin.inner</refname>
<refpurpose>Specify the size of the inner margin of the body region</refpurpose>
</refnamediv>

<refsynopsisdiv>
<src:fragment xml:id="body.margin.inner.frag">
<xsl:param name="body.margin.inner">0in</xsl:param>
</src:fragment>
</refsynopsisdiv>

<refsection><info><title>Description</title></info>

<para>The inner body margin is the extra inner side 
(binding side) margin taken from the body
region in addition to the inner page margin.
It makes room for a side region for text content whose width is 
specified by the <parameter>region.inner.extent</parameter>
parameter.</para>

<para>For double-sided output,
this side region 
is <literal>fo:region-start</literal> on a odd-numbered page,
and <literal>fo:region-end</literal> on an even-numbered page.</para>

<para>For single-sided output,
this side region
is <literal>fo:region-start</literal> for all pages.</para>

<para>This correspondence applies to all languages,
both left-to-right and right-to-left writing modes.</para>

<para>The default value is zero.</para>

<para>See also
<parameter>region.inner.extent</parameter>,
<parameter>region.outer.extent</parameter>,
<parameter>body.margin.outer</parameter>,
<parameter>side.region.precedence</parameter>.
</para>
</refsection>
</refentry>