A missing HTTP protocol

HTTP is missing, and let the link with just the two slash with return an error that will make a missing component who make a disfunctionnement with the missing the required JQUERY needed.
<script src="//ajax.googleapis.com/ajax/libs/jquery/1.10.2/jquery.min.js"></script>

the corrected link is as follow:
<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.10.2/jquery.min.js"></script>

Just a simple change that can make bored a new or simple user.