As it reads = you have no jQuery.
First add jQuery to your project using NuGet, than add jQuery to your page using
<script></script>
tag...
Add reference to jQuery package...
1. right click your project
2. select Manage NuGetPackage
3. select online
4. search for jQuery
5. hit install
Add jQuery to your page...
In the
<head>
of your page add line like this:
<script src="/js/jquery-1.7.1.js" type="text/javascript"></script>
Exact path and version can be different...