anchor.diff:  		      xMax            = d3.max(ticks),
   		      xCurrent        = graphparams.score, //4,
   		      ticks           = ticks, //[0, 4, 10, 20, 27],
  -		      colors          = ['#cfd8e0', '#b7c4d0', '#879cb2', '#577593', '#3f6184', '#0f3a65', '#0d3054', '#0a2845', '#082038', "#000000"],
  +		      // colors          = ['#cfd8e0', '#b7c4d0', '#879cb2', '#577593', '#3f6184', '#0f3a65', '#0d3054', '#0a2845', '#082038', "#000000"],
   		      series          = graphparams.legends,
   		      dataset         = graphparams.dataset,
   		      pointerColor    = '#0f3a65',
   		      pointerWidth    = 36,
   		      pointerHeight   = 36,
   		      stack = d3.layout.stack();
  -		     
   		
   	    stack(dataset);
   	    var dataset = dataset.map(
  
positive.code: 			})
  				.attr("dy", 0)
  				.text(function (d, i) {
  				var text = intervals[i].key;
  				return text;
  			})
  			.call(wrap, 100);
  	
  			legend.append("circle")
  
negative.code: 	  // 2. the y axis label should not be given 
  	  // 3. the score is not showing up in the graph
         
      var colors		= ['#cfd8e0', '#b7c4d0', '#879cb2', '#577593', '#3f6184', '#0f3a65'];
  	
  	function appendStackGraph(parentSelector, graphparams){
  
  		var ticks = graphparams.ticks;
  		
  