anchor.diff:          ['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'>
  
positive.code: 
  
  <script type="text/javascript" src="https://www.google.com/jsapi"></script>
  
  <script type="text/javascript">
    google.load("visualization", "1", {packages:["corechart"]});
    google.setOnLoadCallback(drawChart);
  
negative.code: </div>
  
  
  