!!! 5
-# paulirish.com/2008/conditional-stylesheets-vs-css-hacks-answer-neither/
<!--[if lt IE 7]> <html lang="en" class="no-js ie6 oldie"> <![endif]-->
<!--[if IE 7]>    <html lang="en" class="no-js ie7 oldie"> <![endif]-->
<!--[if IE 8]>    <html lang="en" class="no-js ie8 oldie"> <![endif]-->
-# Consider adding an manifest.appcache: h5bp.com/d/Offline
<!--[if gt IE 8]><!-->
%html.no-js{ :lang => "en" }
  <!--<![endif]-->
  %head
    %meta{ :charset => "utf-8" }/

    -#
      Use the .htaccess and remove these lines to avoid edge case issues.
      More info: h5bp.com/b/378
    %meta{ "http-equiv" => "X-UA-Compatible", :content => "IE=edge,chrome=1" }/

    %title
    %meta{ :name => "description", :content => "" }/
    %meta{ :name => "author", :content => "" }/

    -# Mobile viewport optimized: j.mp/bplateviewport
    %meta{ :name => "viewport", :content => "width=device-width, initial-scale=1.0" }/

    -# Place favicon.ico and apple-touch-icon.png in the root directory: mathiasbynens.be/notes/touch-icons

    -# CSS: implied media="all"
    -# CSS concatenated and minified via ant build script
    %link{ :rel => "stylesheet", :href => "css/style.css"}/

    -#
      All JavaScript at the bottom, except for Modernizr / Respond.
      Modernizr enables HTML5 elements & feature detects; Respond is a polyfill for min/max-width CSS3 Media Queries
      For optimal performance, use a custom Modernizr build: www.modernizr.com/download/
    %script{ :src => "js/modernizr-2.5.3.min.js" }

  %body
    #container
      %header
      #main{ :role => 'main' }
      %footer
    -# end of #container

    -# Javascript at the bottom for fast page loading

    -# Grab Google CDN's jQuery, with a protocol relative URL; fall back to local if offline
    %script{ :src => "//ajax.googleapis.com/ajax/libs/jquery/1.7.2/jquery.min.js" }
    %script
      window.jQuery || document.write("<script src='js/jquery-1.7.2.min.js'>\x3C/script>")

    -# Grab Google CDN's jQueryui, with a protocol relative URL; fall back to local if offline
    %script{ :src => "//ajax.googleapis.com/ajax/libs/jqueryui/1.8.18/jquery-ui.min.js" }
    %script
      window.jQuery || document.write("<script src='js/jquery-ui-1.8.22.min.js'>\x3C/script>")

    -#  Add respond.js if ie < 8
    <!--[if lt IE 9]>
    %script{ :src => "js/respond.min.js" }

    -# scripts concatenated and minified via ant build script
    %script{ :src => "js/plugins.js" }
    %script{ :src => "js/script.js" }
    -# end scripts

    -#  asynchronous google analytics: mathiasbynens.be/notes/async-analytics-snippet
    -#  change the UA-XXXXX-X to be your site's ID
    %script
      var _gaq=[["_setAccount","UA-XXXXX-X"],["_trackPageview"],["_trackPageLoadTime"]];
      (function(d,t){var g=d.createElement(t),s=d.getElementsByTagName(t)[0];g.async=1;
      g.src=("https:"==location.protocol?"//ssl":"//www")+".google-analytics.com/ga.js";
      s.parentNode.insertBefore(g,s)}(document,"script"));



    -#
      Prompt IE 6 users to install Chrome Frame. Remove this if you want to support IE 6.
      chromium.org/developers/how-tos/chrome-frame-getting-started

    <!--[if lt IE 7]>
    %script{ :src => "//ajax.googleapis.com/ajax/libs/chrome-frame/1.0.3/CFInstall.min.js" }
    %script
      window.attachEvent('onload',function(){CFInstall.check({mode:'overlay'})});
    <![endif]-->