CODE

<!--If you have already use jquery, then this line is not necessary-->
<script src="js/jquery-1.11.1.min.js"></script>


<!-- Plugins files-->
<link rel="stylesheet" href="css/liShopen.css">
<link rel="stylesheet" href="css/liShopen-theme-1.css">
<script src="js/jquery.liShopen.js"></script> 


<!-- Initialization of plugin -->
<script>
$(function(){
	$('.menuShopen').liShopen({
		subItemsMax: 999
	});
})
</script> 


<!-- HTML code-->
<ul class="menuShopen theme-2">
	<li><a href="#">Clicable link 1</a></li>
	<li><a href="#">Clicable link 2</a>
		<ul>
			<li><a href="#">Clicable link 2.1</a></li>
			<li><a href="#">Clicable link 2.2</a></li>
			<li><a href="#">Clicable link 2.3</a>
				<ul>
					<li><a href="#">Clicable link 2.3.1</a></li>
					<li><a href="#">Clicable link 2.3.2</a></li>
					<li><a href="#">Clicable link 2.3.3</a></li>
					<li><a href="#">Clicable link 2.3.4</a></li>
				</ul>
			</li>
			<li><a href="#">Clicable link 2.4</a></li>
		</ul>
	</li>
	<li><a href="#">Clicable link 3</a></li>
	<li><a href="#">Clicable link 4</a></li>
</ul>