anchor.diff:            <div class="well sidebar-nav">
               <ul class="nav nav-list">
                 <li class="nav-header">Nodes</li>
  -              <li class="active"><a href="#"><img src="/img/greenball.png" alt="[OK]"> node1.domain</a></li>
  -              <li><a href="#"><img src="/img/greenball.png" alt="[OK]"> node2.domain</a></li>
  -              <li><a href="#"><img src="/img/yellowball.png" alt="[DISCONNECTED]"> node3.domain</a></li>
  -              <li><a href="#"><img src="/img/redball.png" alt="[DOWN]"> node4.domain</a></li>
  +              <% DCell::Node.each do |node| %>
  +                <li<%= ' class="active"' if node.id == DCell.id %>><a href="#"><img src="/img/greenball.png" alt="[OK]"> <%= node.id %></a></li>
  +              <% end %>
               </ul>
             </div><!--/.well -->
           </div><!--/span-->
           <div class="span9">
             <div class="hero-unit">
               <h1><img src="/img/greenball-large.png"> node1.domain</h1>
  -						<br>
  -						<h2>Uptime: 127 hours</h2>
  -						<h2>Load average: 2.22, 2.88, 1.93</h2>
  +            <br>
  +            <h2>Uptime: 127 hours</h2>
  +            <h2>Load average: 2.22, 2.88, 1.93</h2>
             </div>
             <div class="row-fluid">
               <div class="span4">
                 <h2>System Info</h2>
  -							<ul>
  -								<li>x86_64 CPU (8 cores)</li>
  -								<li>Mac OS X 11.3.0 (11D50b)</li>
  -							</ul>
  +              <ul>
  +                <li>x86_64 CPU (8 cores)</li>
  +                <li>Mac OS X 11.3.0 (11D50b)</li>
  +              </ul>
               </div><!--/span-->
               <div class="span4">
                 <h2>Ruby Interpreter</h2>
  -							<ul>
  -								<li>YARV</li>
  -								<li>Ruby 1.9.3</li>
  -							</ul>
  +              <ul>
  +                <li>YARV</li>
  +                <li>Ruby 1.9.3</li>
  +              </ul>
               </div><!--/span-->
             </div><!--/row-->
           </div><!--/span-->
  
positive.code:           </a>
            <a class="brand" href="/"><img src="/img/logo.png" alt="DCell Explorer"></a>
            <div class="nav-collapse">
              <p class="navbar-text pull-right">Connected to <a href="#">node1.domain</a></p>
            </div><!--/.nav-collapse -->
          </div>
        </div>
  
negative.code: <!DOCTYPE html>
  <html lang="en">
    <head>
      <meta charset="utf-8">
  