anchor.diff: -
  -
   <script type="text/javascript" src="https://www.google.com/jsapi"></script>
  -
   <script type="text/javascript">
     google.load("visualization", "1", {packages:["corechart"]});
     google.setOnLoadCallback(drawChart);
  
positive.code:   </p>
  
    <%= user_display(0) %>
  
    <%= user_display(1) %>
  
  
negative.code:         ['Sports', <%= @known_experts_hash["Sports"].length %>, <%= @unknown_experts_hash["Sports"].length %>, ''],
          ['Technology', <%= @known_experts_hash["Technology"].length %>, <%= @unknown_experts_hash["Technology"].length %>, ''],
          ['Business', <%= @known_experts_hash["Business"].length %>, <%= @unknown_experts_hash["Business"].length %>, '']
  </script>
  <%= javascript_include_tag 'https://www.google.com/jsapi' %>
  
  <div id='user-wrapper'>
  