EE Nav Nested List Date Heading & Date Footer

ee_nav_nested_list.html

<ul class="nav">
	{exp:weblog:entries channel="project" status="open|index"}
	
		{date_heading display="yearly"}
			<li>
				<h2>{entry_date format="%Y"}</h2>
				<ul>
		{/date_heading}
		
			{date_heading display="monthly"}
				<li>
					<h3>{entry_date format="%F"}</h3>
					<ul>
			{/date_heading}
			
						<li>{title}</li>
			
			{date_footer display="monthly"}
					</ul>
				</li>
			{/date_footer}
			
		{date_footer display="yearly"}
				</ul>
			</li>
		{/date_footer}
		
	{/exp:weblog:entries}
</ul>