http or https when including jquery from google API
<p>Should I do this</p>

<p><a href="https://ajax.googleapis.com/ajax/libs/jquery/1.5.0/jquery.min.js" rel="nofollow">https://ajax.googleapis.com/ajax/libs/jquery/1.5.0/jquery.min.js</a></p>

<p>or</p>

<p><a href="http://ajax.googleapis.com/ajax/libs/jquery/1.5.0/jquery.min.js" rel="nofollow">http://ajax.googleapis.com/ajax/libs/jquery/1.5.0/jquery.min.js</a></p>

<p>When I'm including jquery using Google's CDN?</p>
