_includes/head.html

<head>
    <meta charset="utf-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1">

    <title>{% if page.title %}{{ page.title }} - {% endif %}{{ site.title }}</title>
    <meta name="description" content="{% if page.excerpt %}{{ page.excerpt | markdownify | strip_html | strip_newlines | truncate: 160 }}{% else %}{{ site.description }}{% endif %}">

    <link rel='icon' type='image/x-icon' href="/img/favicon.ico">
    <link rel="canonical" href="{{ page.url | replace:'index.html','' | prepend: site.url }}">

    <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.min.js"></script>
    <script src="/js/jquery-mousewheel.js"></script>
    <script src="{{ "/js/antiscroll.js" | prepend: site.github.url | replace: 'http://', '//' }}"></script>
    <script src="{{ "/js/main.js" | prepend: site.github.url | replace: 'http://', '//' }}"></script>
    <script src="/chai.js"></script>

    <link rel='stylesheet', href="{{ "/css/antiscroll.css" | prepend: site.github.url | replace: 'http://', '//' }}" type="text/css" media="all">
    <link rel='stylesheet', href="{{ "/css/main.css" | prepend: site.github.url | replace: 'http://', '//' }}" type="text/css" media="all">
    <script type='text/javascript'>
        var mpq = [];
        mpq.push(["init", "{{site.mixpanel}}"]);
        (function(){var b,a,e,d,c;b=document.createElement("script");b.type="text/javascript";
        b.async=true;b.src=(document.location.protocol==="https:"?"https:":"http:")+
        "//api.mixpanel.com/site_media/js/api/mixpanel.js";a=document.getElementsByTagName("script")[0];
        a.parentNode.insertBefore(b,a);e=function(f){return function(){mpq.push(
        [f].concat(Array.prototype.slice.call(arguments,0)))}};d=["init","track","track_links",
        "track_forms","register","register_once","identify","name_tag","set_config"];for(c=0;c<
        d.length;c++){mpq[d[c]]=e(d[c])}})();
    </script>
    <script type='text/javascript'>
        var _gaq = _gaq || [];
        _gaq.push(['_setAccount', '{{site.googleanalytics}}']);
        _gaq.push(['_trackPageview']);
        (function() {
          var ga = document.createElement('script'); ga.type = 'text/javascript'; ga.async = true;
          ga.src = ('https:' == document.location.protocol ? 'https://ssl' : 'http://www') + '.google-analytics.com/ga.js';
          var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(ga, s);
        })();
    </script>
</head>