anchor.diff:                    <span class="fa fa-info-circle fa-lg"></span>
                   </div>
   
  +
  +
  +
                     <!-- torino pop up layer HTML -->
                     <div id="torino_content_wrapper" style="display: none">
                         <table class="table small table-bordered" style="align:center; width:200px;">
  
positive.code: 
        if( axisFlag == 0 ) {
          // Date
          options.xAxis.title.text = 'Approaching Date';
          options.xAxis.type = 'datetime';
        }
        else if( axisFlag == 1 ) {
          // Size
          options.xAxis.title.text = 'Asteroid Size, x 100m';
          options.xAxis.type = '';        
        }
        else if( axisFlag == 2 ) {
  
negative.code:           if( axisFlag != 2 ) {
              var tmpPeriod = [];
              tmpPeriod.push(baseAxis);
              tmpPeriod.push(parseFloat(d.period));
  //            tmpPeriod.push(d.period);
              if( useBubble ) {
  		          tmpPeriod.push(size); 
  	          }
  