anchor.diff:  
                   <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 w/ mutation data)</option>
  -                        <option value="2">Show percent of altered cases (studies w/o mutation data)</option>
  -                        <option value="3">Show number of altered cases (studies w/ mutation data)</option>
  -                        <option value="4">Show number of altered cases (studies w/o mutation data)</option>
  +                        <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>
  
positive.code:             histogramChart3.draw(histogramView3, options3);
              
  	    var options4 = {
                title: 'Number of Altered Cases for Each Cancer Study w/o Mutation Data (' + genesQueried + ')',
                hAxis: {title: 'Cancer Study'},
                colors: multipleGenes ? ['#aaaaaa', '#eeeeee'] : ['#aaaaaa',  '#008000', '#002efa', '#ff2617', '#eeeeee'],
                legend: {
  
negative.code:             histogramChart.draw(histogramView, options);
              
  	    var options2 = {
                title: 'Percent Sample Alteration for Each Cancer Study without Mutation Data (' + genesQueried + ')',
                hAxis: {title: 'Cancer Study'},
                colors: ['#aaaaaa', '#008000', '#002efa', '#ff2617'],
                legend: {
  