anchor.diff:      <tr>
           <td>
               <fieldset>
  -                <legend style="color:blue;font-weight:bold;">Histograms</legend>
  -                <div id="age-hist" style="width:500px;height:400px;display:block;">
  -                    <img src="images/ajax-loader.gif"/>
  -                </div>
  -            </fieldset>
  -        </td>
  -        
  +                <legend style="color:blue;font-weight:bold;">Age Distributions</legend>
  +                <div id="age-hist" style="width:300px;height:200px;display:block;">
  +                    <img src="images/ajax-loader.gif"/>
  +                </div>
  +            </fieldset>
  +        </td>
           <td>
               <fieldset>
  -                <legend style="color:blue;font-weight:bold;">Scatter plots</legend>
  -                <div id="scatter-plot" style="width:500px;height:400px;display:block;">
  +                <legend style="color:blue;font-weight:bold;">Histology</legend>
  +                <div id="hist-pie" style="width:300px;height:200px;display:block;">
  +                    <img src="images/ajax-loader.gif"/>
  +                </div>
  +            </fieldset>
  +        </td>
  +        <td rowspan="2">
  +            <fieldset>
  +                <legend style="color:blue;font-weight:bold;">Mutation Count VS. Copy Number Alteration Fraction</legend>
  +                <div id="scatter-plot" style="width:430px;height:430px;display:block;">
                       <img src="images/ajax-loader.gif"/>
                   </div>
               </fieldset>
           </td>
       </tr>
  +    <tr>
  +        <td>
  +            <fieldset>
  +                <legend style="color:blue;font-weight:bold;">Stage</legend>
  +                <div id="stage-pie" style="width:300px;height:200px;display:block;">
  +                    <img src="images/ajax-loader.gif"/>
  +                </div>
  +            </fieldset>
  +        </td>
  +        <td>
  +            <fieldset>
  +                <legend style="color:blue;font-weight:bold;">Grade</legend>
  +                <div id="grade-pie" style="width:300px;height:200px;display:block;">
  +                    <img src="images/ajax-loader.gif"/>
  +                </div>
  +            </fieldset>
  +        </td>
  +    </tr>
       
   </table>
   
  
positive.code:             var caseMap = getCaseMap(dt);
              
              plotAgeHistogram(dt,headerMap['age_at_diagnosis'],'age-hist');
              
              var formatter = new google.visualization.PatternFormat(formatPatientLink('{0}'));
              formatter.format(dt, [0]);
  
negative.code:         ageHistDTW.setDataMap(hist,['Age','# patients']);
          var column = new google.visualization.ColumnChart(document.getElementById(divId));
          var options = {
              hAxis: {title: 'Age at diagnosis'},
              vAxis: {title: '# of Patients'},
              legend: {position: 'none'}
          }
          column.draw(ageHistDTW.dataTable,options);
      }
      
      function plotPieChart(dt,col,divId) {
          var hist = calcHistogram(dt,col);
          var histHistDTW = new DataTableWrapper();
          histHistDTW.setDataMap(hist,[dt.getColumnLabel(col),'# patients']);
          var column = new google.visualization.PieChart(document.getElementById(divId));
          column.draw(histHistDTW.dataTable);
      }
      
      function calcHistogram(dt,col,bins) {
  