anchor.diff:  
       <%= stylesheet_link_tag "application", :media => "all" %>
   
  -    <!-- For third-generation iPad with high-resolution Retina display: -->
  -    <!-- Size should be 144 x 144 pixels -->
  -    <%= favicon_link_tag 'apple-touch-icon-144x144-precomposed.png', :rel => 'apple-touch-icon-precomposed', :type => 'image/png', :sizes => '144x144' %>
  -
  -    <!-- For iPhone with high-resolution Retina display: -->
  -    <!-- Size should be 114 x 114 pixels -->
  -    <%= favicon_link_tag 'apple-touch-icon-114x114-precomposed.png', :rel => 'apple-touch-icon-precomposed', :type => 'image/png', :sizes => '114x114' %>
  -
  -    <!-- For first- and second-generation iPad: -->
  -    <!-- Size should be 72 x 72 pixels -->
  -    <%= favicon_link_tag 'apple-touch-icon-72x72-precomposed.png', :rel => 'apple-touch-icon-precomposed', :type => 'image/png', :sizes => '72x72' %>
  -
  -    <!-- For non-Retina iPhone, iPod Touch, and Android 2.1+ devices: -->
  -    <!-- Size should be 57 x 57 pixels -->
  -    <%= favicon_link_tag 'apple-touch-icon-precomposed.png', :rel => 'apple-touch-icon-precomposed', :type => 'image/png' %>
  -
  -    <!-- For all other devices -->
  -    <!-- Size should be 32 x 32 pixels -->
  -    <%= favicon_link_tag 'favicon.ico', :rel => 'shortcut icon' %>
  -
       <%= javascript_include_tag "application" %>
     </head>
     <body>
  
positive.code: 
      <div class="container">
        <div class="row">
          <div class="col-lg-9">
            <%= bootstrap_flash %>
            <%= yield %>
          </div>
          <div class="col-lg-3">
            <div class="well sidebar-nav">
              <h3>Sidebar</h3>
              <ul class="nav nav-list">
                <li class="nav-header">Sidebar</li>
                <li><%= link_to "Link1", "/path1"  %></li>
                <li><%= link_to "Link2", "/path2"  %></li>
                <li><%= link_to "Link3", "/path3"  %></li>
              </ul>
            </div><!--/.well -->
          </div><!--/span-->
        </div><!--/row-->
  
        <footer>
  
negative.code:           <span class="icon-bar"></span>
            <span class="icon-bar"></span>
          </button>
          <a class="navbar-brand" href="#">メガネガイド</a>
          <div class="navbar-collapse collapse navbar-responsive-collapse">
            <ul class="nav navbar-nav">
            </ul>
          </div>
        </div>
  