mobile menu not working

Question

hi everyone, 

 

i create my website mobile version but when im clicking my slide menu not working  

 

picture at this link    http://s18.postimg.org/svk4fvhbb/image.jpg 

 

my code is here

 

<script>

$(function () {

$('#MenuMobile').mmenu();

});

</script>

 

 

 

<div class="switch"><a href="#MenuMobile">??</a>

<asp:repeater ID="rptCategories" runat="server" OnItemDataBound="rptCategories_ItemDataBound">

<headertemplate>

<ul>

</ul></headertemplate>

<itemtemplate>

<div id="MenuMobile">

<li>

<%-- <a href='#'>< %#Eval("Name") %></a>--%>

<asp:literal ID="ltrlSubMenu" runat="server"></asp:literal>

</li>

</div>

</itemtemplate>

<footertemplate>

</footertemplate>

</asp:repeater>

</div>