<refentry id="callout.unicode"> <refmeta> <refentrytitle>callout.unicode</refentrytitle> <refmiscinfo role="type">boolean</refmiscinfo> </refmeta> <refnamediv> <refname>callout.unicode</refname> <refpurpose>Use Unicode characters rather than images for callouts.</refpurpose> </refnamediv> <refsynopsisdiv> <src:fragment id='callout.unicode.frag'><xsl:param name="callout.unicode" select="0"/></src:fragment> </refsynopsisdiv> <refsect1><title>Description</title> <para>The stylesheets can use either an image of the numbers one to ten, or the single Unicode character which represents the numeral, in white on a black background. Use this to select the Unicode character option. </para> </refsect1> </refentry>