anchor.diff:      var total_floors=<%=raw(@total_floors)%>;
       var plot2 = $.jqplot('chart2', [total_floors,total_steps], {
           title:'Sum of Activity',
  -        series:[{label:"Floors",yaxis:'y2axis',fill:true},{label:'Steps',fill:true}],
  +        series:[{label:"Floors",yaxis:'y2axis',fill:true,fillAlpha:0.5},{label:'Steps',fill:true,fillAlpha:0.5}],
           axes:{
             xaxis:{
               renderer:$.jqplot.DateAxisRenderer,
  
positive.code:     var total_minutes_to_sleep=<%=raw(@total_minutes_to_sleep)%>;
      var plot5 = $.jqplot('chart5', [total_minutes_asleep,total_minutes_to_sleep], {
          title:'Sum of Sleep',
          series:[{label:'minutes asleep',fill:true},{label:"minutes falling asleep",yaxis:'y2axis',fill:true,fillAlpha:0.9}],
          axes:{
            xaxis:{
              renderer:$.jqplot.DateAxisRenderer,
  
negative.code:     var floors=<%=raw(@floors)%>;
      var plot1 = $.jqplot('chart1', [floors,steps], {
          title:'Activity per Day (Mean steps/day: <%=@mean_steps%>)',
          series:[{label:'Floors' ,yaxis:'y2axis',fill: true,fillAlpha: 0.8,highlightMouseOver: false}, {label:'Steps'}],
          axes:{
            xaxis:{
              renderer:$.jqplot.DateAxisRenderer,
  