<part>
	<title>Part I</title>
	<chapter>
		<title>Chapter 1</title>
		<section>
			<title>Section 1</title>
		</section>
	</chapter>
</part>
		
		

simplesect 下面不能再有 section/sect1..3/simplesect

		
<article xmlns='http://docbook.org/ns/docbook'>
	<title>Example simplesect</title>

	<section>
		<title>Additional Coding</title>

		<para>Support for the additional features requested will be provided. </para>

		<simplesect>
			<title>Estimated Time</title>

			<para>2 to 3 weeks.</para>

		</simplesect>
	</section>

</article>		
		
			

		
<bridgehead renderas="sect3">Topic Heading</bridgehead>
<para>You can use the Bridgehead element to create a heading
between paragraphs, without creating a new section or
sub-section.</para>
		
			

Topic Heading

You can use the Bridgehead element to create a heading between paragraphs, without creating a new section or sub-section.

		
<sidebar>
	<title>A Sidebar</title>
	<para>
	Sidebar content.
	</para>
</sidebar>