  <div style="text-align:center">
<form action="redirect" method="get">
<select name="func" onchange="this.form.submit()">
<option value="0">Tutorial index</option>
<xt:filelist sort_type="name" sort_dir="asc" folder="/manual/basics/description"  template="&lt;option value=&quot;.file_name.&quot; &gt; .file_name_parsed. &lt;/option&gt;" per_page=""/>
</select>
<input type="submit" value="go" />  
</form>
</div>