anchor.diff:      
       "<tbody id = 'barGraphBody' style = 'border: 0px; width: 100%' > ";      
        
  -   //go through each element for each row in the metrics table, extracting the needed information
  +   
      	var idGenerator = 0;
      	var imageIdGenerator = 0;
      	var nameIdGenerator = 0;
      	var divGenerator = 0;
      	var count = 0;
  -   	
  +   	//go through each element for each row in the metrics table, extracting the needed information
         for (var i = 0; i < elements; i ++){ 
         	newRow = false;
         	//row creation is based on the number of columns. Create a new row if the expression evaluates to true      	
  
positive.code: 	<!--coverage value-->	
  	<% myCoverage = ProjectMeasure.find(:all, :conditions =>{:metric_id => coverageMetric, :snapshot_id => snapshotId}) %>
       <% if (myCoverage.blank? || myCoverage == nil)%>
        <td id = "coverageValue" align="right" nowrap=""><%= @ProjectMeasure.value -%>%</td>
       <% else %>
        <td id = "coverageValue" align="right" nowrap=""><%= myCoverage[0].value-%>%</td>
       <% end %>	
  
negative.code: 	var barGraphWidth = tableWidth/2.5;
  	largestNumber= Math.max.apply(Math, metricsArray);
  	var scale = barGraphWidth/largestNumber;
  	console.log("this is the scale of the bar graph:  " + scale);
  	return scale; 
  }
  
  