You should download jQuery
from
https://ajax.googleapis.com/ajax/libs/jquery/2.1.4/jquery.min.jsand then change this:
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.4/jquery.min.js"></script>
to
<script src="full_path_to_jquery.min.js"></script>
Against Stupidity the Gods themselves Contend in Vain - Johann Christoph Friedrich von Schiller
The only thing normal about database guys is their tables.