app/views/layouts/application.html.erb
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<meta name="ROBOTS" content="NOODP" />
<title><%= page_title %></title>
<%= stylesheet_link_tag :application, :media => 'all' %>
<%= csrf_meta_tags %>
</head>
<body class="<%= body_class %>">
<header>
</header>
<%= render 'flashes' -%>
<%= yield %>
<%= render 'javascript' %>
</body>
</html>