anchor.diff:    </head>
     <body>
       <% if @visualization.public? %>
  -      <div class="cartodb-new-header"><div>
         <div id="map"></div>
         <div id="not_supported_dialog" style="display: none">
           <h2>CartoDB</h2>
  
positive.code: 
      <% if !Rails.env.production? %>
        <%= stylesheet_link_tag 'cdb/themes/css/cartodb' %>
        <!--[if lte IE 8]>
        <%= stylesheet_link_tag 'cdb/themes/css/cartodb.ie' %>
        <![endif]-->
      <% else %>
       <% if request.protocol == 'https://' %>
          <link rel="stylesheet" href="https://cartodb-libs.global.ssl.fastly.net/cartodb.js/v3/themes/css/cartodb.css" />
          <!--[if lte IE 8]>
          <link rel="stylesheet" href="https://cartodb-libs.global.ssl.fastly.net/cartodb.js/v3/themes/css/cartodb.ie.css" />
          <![endif]-->
       <% else %>
          <link rel="stylesheet" href="http://libs.cartocdn.com/cartodb.js/v3/themes/css/cartodb.css" />
          <!--[if lte IE 8]>
          <link rel="stylesheet" href="http://libs.cartocdn.com/cartodb.js/v3/themes/css/cartodb.ie.css" />
          <![endif]-->
       <% end %>
  
      <% end %>
  
negative.code:     <meta property="og:image" content="<%= asset_path "layout/cartofante_blue.png" %>"/>
  
      <style type="text/css">
        html, body, #map {height: 100%; padding: 0; margin: 0;}
        .cartodb-text {position:absolute; display:none; bottom:0; left:0; right:0; margin:0; padding:0 10px; background:white; font:normal 11px "Helvetica",Arial; color:#999999; border-top:1px solid #CCC; border-top:1px solid rgba(0,0,0,0); box-shadow:rgba(0,0,0,0.6) 0 0 1px 0; -webkit-box-shadow:rgba(0,0,0,0.6) 0 0 1px 0; -moz-box-shadow:rgba(0,0,0,0.6) 0 0 1px 0; -o-box-shadow:rgba(0,0,0,0.6) 0 0 1px 0; line-height:29px; z-index:2; }
        .cartodb-text a {color:#397DB8; text-decoration:underline;}
  
        #not_supported_dialog {position:absolute; width:356px; height:213px; top:50%; left:50%; margin-top:-107px; margin-left:-178px; padding:0; background-color:#FFF; text-align:center; font-family:'Helvetica', Arial; color:#666666; z-index:10000;}
        #not_supported_dialog h2 {display:inline-block; width:77px; margin:30px 0 0; padding-bottom:16px; font-size:13px; font-weight:bold; border-bottom:1px solid #D9D9D9; vertical-align:top; zoom:1; *display:inline;}
  