\usepackage[MeX]{polski}
\usepackage[xetex]{graphicx}
-\usepackage{xunicode}
\usepackage{xltxtra}
+\usepackage{xunicode}
\usepackage{scalefnt}
\usepackage[colorlinks=true,linkcolor=black,setpagesize=false,urlcolor=black,xetex]{hyperref}
<cmd name="name"><parm>{{ author }}</parm></cmd>
<ctrl ch='\' />
- {% book_tree_texml author group books_by_parent %}
+ {% book_tree_texml group books_by_parent %}
{% endif %}
{% endfor %}
</TeXML>