anchor.diff:      var genesQueried = "";
       var shownHistogram = 1;
       var multipleGenes = <%=multipleGenes%>;
  +    var divideHistograms = <%=divideHistograms%>;
       var maxAlterationPercent = 0;
       var lastStudyLoaded = false;
   
  
positive.code:                 <div id="historam_toggle" style="text-align: right; padding-right: 125px">
  
                      <select id="hist_toggle_box">
                          <option value="1">Show percent of altered cases (studies with mutation data)</option>
                          <option value="2">Show percent of altered cases (studies without mutation data)</option>
                          <option value="3">Show number of altered cases (studies with mutation data)</option>
                          <option value="4">Show number of altered cases (studies without mutation data)</option>
                      </select>
                       |
                       <a href="#" id="histogram_sort" title="Sorts/unsorts histograms by alteration in descending order">Sort</a>
  
negative.code: 
      ServletXssUtil servletXssUtil = ServletXssUtil.getInstance();
      String geneList = servletXssUtil.getCleanInput(request, QueryBuilder.GENE_LIST);
  
      // Infer whether there is multiple genes or not (for histogram switching)
      int geneCount = 0;
  