Root Cause: You are missing SharePoint js references.
Ex:
<script type="text/javascript" src="/_layouts/15/sp.runtime.js"></script>
<script type="text/javascript" src="/_layouts/15/sp.js"></script>
Add above scripts before you calling "geturlkeyvalue"
Final code:
Ex:
<script type="text/javascript" src="/_layouts/15/sp.runtime.js"></script>
<script type="text/javascript" src="/_layouts/15/sp.js"></script>
Add above scripts before you calling "geturlkeyvalue"
Final code:
