<refentry id="co.element">
<?dbhtml filename="co.html"?>
<refentryinfo>
<pubdate>$Date$</pubdate>
<releaseinfo>$Revision$</releaseinfo>
</refentryinfo>

<refmeta>
<indexterm><primary>elements</primary>
<secondary>co</secondary></indexterm>
<refentrytitle>co</refentrytitle>
<refmiscinfo>Element</refmiscinfo>
</refmeta>
<refnamediv>
<refname>co</refname>
<refpurpose>&co.purpose;</refpurpose>
</refnamediv>

&co.synopsis.gen;
<refsect1 condition='ref.description'><title>Description</title>

<para>A <sgmltag>CO</sgmltag> identifies (by its location) a point of
reference for a callout.  See <sgmltag>Callout</sgmltag>.
</para>

<refsect2><title>Processing expectations</title>
<para>&format.inline;
</para>
</refsect2>

&co.parents.gen;
</refsect1>
<refsect1 condition='ref.elem.attrdesc'><title>Attributes</title>
<variablelist>
<varlistentry><term>label</term>
<listitem>
<para>
<sgmltag class='attribute'>Label</sgmltag> specifies an identifying number or string
that may be used in presentation.
</para>
</listitem>
</varlistentry>
<varlistentry><term>linkends</term>
<listitem>
<para>
<sgmltag class="attribute">Linkends</sgmltag> points to the <sgmltag>Callout</sgmltag>(s) which refer
to this <sgmltag>CO</sgmltag>. (This provides bidirectional linking, which
may be useful in online presentation, for example.)
</para>
</listitem>
</varlistentry>
</variablelist>
</refsect1>
<refsect1 condition='ref.elem.seealso'><title>See Also</title>
&co.seealso.gen;
</refsect1>
<refsect1><title>Examples</title>

&co.example.seealso.gen;
</refsect1>
</refentry>

