anchor.diff:          data.addColumn('number', 'Downregulation');
           data.addColumn('number', 'Upregulation');
   
  +        var chartDirections = {'up': false, 'down':false};
  +
           var n = 0;
           <%-- for each cell type --%>
           for (x in liszt) {
  
positive.code: 
        <%-- Java to JavaScript --%>
        geneExpressionAtlasDisplayer.originalList = new Array();
  
        <c:forEach var="cellType" items="${category.value}">
          var expressions = new Array();
          <c:forEach var="expression" items="${cellType.value}">
            var expression = {
              'pValue': ${expression.pValue},
              'tStatistic': ${expression.tStatistic}
            };
            expressions.push(expression);
          </c:forEach>
  
          var expression = {
  
negative.code:           fontSize: 		11,
            vAxis: 			{title: 'Condition', titleTextStyle: {color: '#1F7492'}},
            hAxis: 			{title: 'Expression Value', titleTextStyle:	{color: '#1F7492'}},
            legend: 			'none',
            hAxis:			{minValue: geneExpressionAtlasDisplayer.peaks.down - 2, maxValue: geneExpressionAtlasDisplayer.peaks.up + 2}
          };
  
          // TODO: switch off any loading messages
  