app/views/layouts/adminpanel/application.html.erb
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title><%= full_title(yield(:page_title)) %></title>
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<%= javascript_include_tag "adminpanel/application", "data-turbolinks-track" => true %>
<%= stylesheet_link_tag "adminpanel/application", media: "all", "data-turbolinks-track" => true %>
<%= csrf_meta_tags %>
<%= favicon_link_tag "adminpanel/favicon.ico" %>
<link href="http://fonts.googleapis.com/css?family=Open+Sans:400,700" rel="stylesheet" type="text/css">
<%= render 'layouts/adminpanel/shim' %>
</head>
<body>
<div id="wrap">
<% cache ['top_bar', current_user] do %>
<%= render 'layouts/adminpanel/top_bar' %>
<% end %>
<div class="container-fluid">
<%= render 'layouts/adminpanel/side_menu' %>
<!-- Main window -->
<div class="main_container" id="dashboard_page">
<div class = "row-fluid">
<%= render_breadcrumb '/' %>
<h2 class = "heading"><%= yield(:page_title) %></h2>
</div>
<% flash.each do |key, value| %>
<div class = "alert alert-<%= key %>"><%= value %></div>
<% end %>
<%= yield %>
<%= debug(params) if Rails.env.development? %>
</div>
<!-- /Main window -->
</div>
<!--/.fluid-container-->
</div>
<!-- wrap ends-->
</body>
<%= yield :scripts %>
</html>