How do I make current menu item active in asp.net webforms m

Question

How to current menu active

i.e. if i selected and go to that page then the dropdown menu need to active(

<li class="active treeview">

) in dynamically in asp .net c#.

I want by using jquery or javascript in c#.

All the leftside dropdown list are available in masterpage.

<li class="treeview" id="settingId" runat="server">

<a href="#">

<i class="fa fa-files-o"></i>

<span>SETTING</span>

</a>

<ul class="treeview-menu">

<li><a href=""><i class="fa fa-circle-o"></i>CATEGORY MANAGEMENT</a></li>

<li><a href=""><i class="fa fa-circle-o"></i>ADD CATEGORY</a></li>

<li><a href=""><i class="fa fa-circle-o"></i>EMAIL MANAGEMENT</a></li>

<li><a href=""><i class="fa fa-circle-o"></i>CHANGE PASSWORD</a></li>

</ul>

</li>

<li class="treeview" id="portfolioId" runat="server">

<a href="#">

<i class="fa fa-pie-chart"></i>

<span>PORTFOLIO</span>

<i class="fa fa-angle-left pull-right"></i>

</a>

<ul class="treeview-menu">

<li><a href=""><i class="fa fa-circle-o"></i>PROJECT MANAGEMENT</a></li>

<li><a href=""><i class="fa fa-circle-o"></i>ADD PROJECT</a></li>

<li><a href=""><i class="fa fa-circle-o"></i>PRODUCT MANAGEMENT</a></li>

<li><a href=""><i class="fa fa-circle-o"></i>ADD PRODUCT</a></li>

</ul>

</li>