anchor.diff:  	d3.select(this).select("text").style("font-weight", "normal");
   	if (d.parent) {}
   
  -	div.transition()
  +	treenode_tip.transition()
   		.duration(100)
   		.style("opacity", 0);
   }
  
positive.code: var barHeight = 20,
  	barWidth;
  
  var div;
  
  var tree = d3.layout.tree().size([treeviewHeight, 100]);
  
  
negative.code: 		d.fullname = d.name;
  		d.name = d.fullname.substring(0, 26) + '...';
  	}
  	if (d===root) {
  		d.fullname = "Click to view job analysis results";
  	}
  	return d.name;
  }
  
  