anchor.diff:      google.load("visualization", "1", {packages:["corechart"]});
       var genesQueried = "";
       var shownHistogram = 1;
  +    var multipleGenes = <%=multipleGenes%>;
   
       $(document).ready(function() {
           $("#crosscancer_summary_message").hide();
  
positive.code: 	    var options4 = {
                title: 'Number of Altered Cases for Each Cancer Study w/o Mutation Data (' + genesQueried + ')',
                hAxis: {title: 'Cancer Study'},
                colors: ['#aaaaaa',  '#008000', '#002efa', '#ff2617', '#eeeeee'],
                legend: {
                  position: 'bottom'
                },
  
negative.code:         var cancerStudyNames = [<%=studiesNames%>];
          var numOfStudiesWithMutData = <%=cancerStudiesWithMutations.size()%>;
  
          if(!multipleGenes) {
              histogramData.addColumn('string', 'Cancer Study');
              histogramData.addColumn('number', 'Multiple Alterations');
              histogramData.addColumn('number', 'Mutation');
              histogramData.addColumn('number', 'Deletion');
              histogramData.addColumn('number', 'Amplification');
  
              histogramData2.addColumn('string', 'Cancer Study');
              histogramData2.addColumn('number', 'Multiple Alterations');
              histogramData2.addColumn('number', 'Mutation');
              histogramData2.addColumn('number', 'Deletion');
              histogramData2.addColumn('number', 'Amplification');
  
              histogramData3.addColumn('string', 'Cancer Study');
              histogramData3.addColumn('number', 'Multiple Alterations');
              histogramData3.addColumn('number', 'Mutation');
              histogramData3.addColumn('number', 'Deletion');
              histogramData3.addColumn('number', 'Amplification');
              histogramData3.addColumn('number', 'Not altered');
  
              histogramData4.addColumn('string', 'Cancer Study');
              histogramData4.addColumn('number', 'Multiple Alterations');
              histogramData4.addColumn('number', 'Mutation');
              histogramData4.addColumn('number', 'Deletion');
              histogramData4.addColumn('number', 'Amplification');
              histogramData4.addColumn('number', 'Not altered');
          } else {
              histogramData.addColumn('string', 'Cancer Study');
              histogramData.addColumn('number', 'Altered Cases');
  
              histogramData2.addColumn('string', 'Cancer Study');
              histogramData2.addColumn('number', 'Altered Cases');
  
              histogramData3.addColumn('string', 'Cancer Study');
              histogramData3.addColumn('number', 'Altered Cases');
              histogramData3.addColumn('number', 'Not Altered Cases');
  
              histogramData4.addColumn('string', 'Cancer Study');
              histogramData4.addColumn('number', 'Altered Cases');
              histogramData4.addColumn('number', 'Not Altered Cases');
          }
  
          for(var i=0; i < cancerStudies.length; i++) {
              if(i < numOfStudiesWithMutData ) {
                  if(!multipleGenes) {
                      histogramData.addRow([cancerStudyNames[i], 0, 0, 0, 0]);
                      histogramData3.addRow([cancerStudyNames[i], 0, 0, 0, 0, 0]);
                  } else {
                      histogramData.addRow([cancerStudyNames[i], 0]);
                      histogramData3.addRow([cancerStudyNames[i], 0, 0]);
                  }
              } else {
                  if(!multipleGenes) {
                      histogramData2.addRow([cancerStudyNames[i], 0, 0, 0, 0]);
                      histogramData4.addRow([cancerStudyNames[i], 0, 0, 0, 0, 0]);
                  } else {
                      histogramData2.addRow([cancerStudyNames[i], 0]);
                      histogramData4.addRow([cancerStudyNames[i], 0, 0]);
                  }
              }
  
          }
  