anchor.diff:  
   block script
       script.
  +        var active;
           $(document).ready(function (){
               $("tbody>tr").hide();
               $("img.bdge").hide();
  +            $(".pr-true").hide();
               var branches = "#{branches}".split(",");
               console.log(branches);
               if ($.inArray("#{default_branch}", branches) > -1) {
  -                $("tr.#{default_branch}").show();
  +                $("tr.#{default_branch}.pr-false").show();
                   $("img##{default_branch}").show();
                   $("span.current_branch").text("#{default_branch}");
  +                active = "#{default_branch}"
               } else {
  -                $("tr.#{branches[0]}").show();
  +                $("tr.#{branches[0]}.pr-false").show();
                   $("img##{branches[0]}").show();
                   $("span.current_branch").text("#{branches[0]}");
  +                active = "#{branches[0]}"
               }
           });
           $(".branch-selector").click(function(){
               $("tbody>tr").hide();
               $("img.bdge").hide();
  -            $("tr."+$(this).attr("id")).show();
  +            if ($(".show-pr").is(":checked")) {
  +                $("tr."+$(this).attr("id")).show();
  +            } else {
  +                $("tr.pr-false."+$(this).attr("id")).show();
  +            }
               $("img#"+$(this).attr("id")).show();
               $("span.current_branch").text($(this).attr("id"));
  +            active = $(this).attr("id")
  +        });
  +        $(".show-pr").click(function(){
  +            if ($(".show-pr").is(":checked")) {
  +                $("tbody>tr").hide();
  +                $("tr."+active).show();
  +            } else {
  +                // could also do $("tr.pr-true."+active).hide();
  +                $("tbody>tr").hide();
  +                $("tr.pr-false."+active).show();
  +            }
           });
positive.code:             each branch in branches
                  li(class="branch-selector" id="#{branch}")
                      a(href="#") #{branch}
          |  showing: 
          span.current_branch
      table.table
          thead
              tr
  
negative.code:                 th total
          tbody
              each result in results
                  tr(class="#{result.branch} pr-#{result.pullRequest}")
                      td #[a(href="/#{repo}/#{result.commit}") #{result.commitMessage}] #[a(href="https://github.com/#{repo}/commit/#{result.commit}") #[code #{result.shortCommit}]] 
                      td #{result.error}
                      td #{result.warning}
  