anchor.diff:      function navigationElement(line_number, title, scenario_tags, estimation) {
           return("<li><h5><a onclick=\"scrollTo(" + line_number + ");; return false;\" href=\"#\">" + title + "</a></h5>\
          <p>" + scenario_tags + "</p>\
  -       <span class=\"marker m_magenta\" style=\"position:absolute; top: 13px; right: 5px;\">"+estimation+"</span> </li>");
  +       <span class=\"marker m_magenta\" style=\"position:absolute; top: 13px; right: 5px;\">" + estimation + "</span> </li>");
       }
   
       function navigationRedraw() {
  
positive.code:             line_before = line;
          });
          $('.navigator_list').html(navigation);
      }
  
      function scrollTo(number) {
  
negative.code:         $.each(editorLines(), function(index, line) {
              if (line_before.match(/^\s*@.+/)) {
                  tags_line = line_before;
                  if (tags_line.match(/@\d+/)) {
                      var estimation_tag = tags_line.match(/@\d+/)
                      estimation = estimation_tag[0].replace('@', '');
                  }
              }
              else {
  