anchor.diff:  
   <br/><br/>
   <c:if test="${not empty industryData}" >
  +    <table style="float: right">
  +        <tr id="visibilityControl"></tr>
  +    </table>
       <button onclick="filterSelectedStocks()">View Selected</button>
       <table id="example" class="display" cellspacing="0" width="100%">
           <thead>
           <tr>
  -            <th>Metric</th>
  -            <th>Report Type</th>
  -            <th class="col_stock">Stock</th>
  -            <th></th>
  -            <th>2011</th>
  -            <th>2012</th>
  -            <th>2013</th>
  -            <th>2014</th>
  -            <th>2015</th>
  -            <th>2016</th>
  -            <th>2017</th>
  +            <th><span>Metric</span></th>
  +            <th><span>Report Type</span></th>
  +            <th class="col_stock"><span>Stock</span></th>
  +            <th><span></span></th>
  +            <th><span>2011</span></th>
  +            <th><span>2012</span></th>
  +            <th><span>2013</span></th>
  +            <th><span>2014</span></th>
  +            <th><span>2015</span></th>
  +            <th><span>2016</span></th>
  +            <th><span>2017</span></th>
           </tr>
           </thead>
           <tbody>
  
positive.code:             .attr("id", bse+"_"+metric)
              .attr("class", "graph graph_"+metric + isSelected)
              .on("click", function(d){
                  var index = selectedMetrics.indexOf(metric);
                  if (index > -1){
                      $(".graph_"+metric).removeClass("selected");
                      selectedMetrics.splice(index, 1);
                  }else{
                      $(".graph_"+metric).addClass("selected");
                      selectedMetrics.push(metric);
                  }
                  bseDiv.html(JSON.stringify(selectedMetrics));
              })
              .on("mouseover", function(d) {
                  tooltip.transition()
  
negative.code:                 })
              },
              initComplete: function () {
                  //adding column filters
                  this.api().columns([0, 1]).every( function (index) {
                      var column = this;
                      var select = $('<br/><select multiple style="width: 85%;"></select>')
                          .appendTo( $(column.header()) )
                          .on( 'change', function () {
                              var val = $(this).val().join("$|^");
                              column.search( val ? '^'+val+'$' : '', true, false )
                                  .draw();
                          });
  