anchor.diff:  
     window.filter = function(filters) {
       filters.forEach(function(d, i) { charts[i].filter(d); });
  -    pha.filter(null);
  +    impact2.filter(null);
       renderAll();
     };
   
     window.reset = function(i) {
       charts[i].filter(null);
  -    pha.filter(null);
  +    impact2.filter(null);
       renderAll();
     };
   
     window.danger = function() {
  -    pha.filter("true");
  +    // pha.filter("true");
  +    impact2.filterRange([0.00001, 1.0]);
       renderAll();
     };
    
  
positive.code: <div class="panel panel-default">
  
       <div class="panel-heading clearfix"><h4 class="panel-title ae-data-table-title">Asteroids<span class="pull-right ae-table-total">
        <div class="btn-group" role="group"><button type="button" class="btn active ae-table-toggle" data-toggle="tooltip" data-placement="top" title="Table View">&nbsp;<i class="fa fa-table fa-lg"></i>&nbsp;</button><button type="button" class="btn inactive ae-table-toggle" data-toggle="tooltip" data-placement="top" title="Chart View">&nbsp;<i class="fa fa-area-chart fa-lg"></i>&nbsp;</button></div>&nbsp;&nbsp;|&nbsp;&nbsp;<span id="active">-</span> of <span id="total">-</span> Asteroids Displayed</span></h4></div>
  
    <div class="panel-body">
      <table class="table table-condensed">
  
      <thead>
  
negative.code:           .text(function(d) { return d.delta_v; });
  
        asteroidEnter.append("td")
            .text(function(d) { return d.impact_prob; });
  
        asteroidEnter.append("td")
            .text(function(d) { return d.pha; });
  
  
  // <a href="https://twitter.com/share" class="twitter-share-button"
  