anchor.diff:        countProjectAnnotations();
       });
   
  -    let countProjects = function(){
  +    countProjects = function(){
         unselectProjectsCount = unselectedProjectsElement.find('.project_wrapper').length;
         $('#unselected_projects_count').text('(' + unselectProjectsCount + ')');
       };
   
  -    let countProjectAnnotations = function(){
  -      let unselectedProjectsAnnotaionsCount = 0;
  +    var countProjectAnnotations = function(){
  +      var unselectedProjectsAnnotaionsCount = 0;
         jQuery.each(unselectedProjectsElement.find('.project_wrapper'), function(i, unselectedProjectElement){
           annotationsCount = $(unselectedProjectElement).data('annotations-count');
           unselectedProjectsAnnotaionsCount += parseInt( annotationsCount );
  
positive.code:     }
  
      <% #Function change URL -%>
      let setAddressBarUrl = () => {
        let projectNames = getVisualizedProjectNames();
        changeAddressBarUrlForProjectsParams(projectNames);
      }
  
      let getVisualizedProjectNames = () => {
        let selectedProjectNames = new Array();
        let selectedProjectElements = $('#project-textaes').find($('.textae-wrapper'));
        jQuery.each(selectedProjectElements, function(i, selectedProjectElement) {
          projectName = $( selectedProjectElement ).data('project-name');
          selectedProjectNames.push(projectName);
  
negative.code:     }
  
      <% #Function append TextAE -%>
      var appendTextae = function(){
        $('.project-textae-selector').click(function(){
          jsonUrl = $(this).data('annotations-json-url');
          var projectName = $(this).data('project-name');
          var projectTextaeId = `textae-${ projectName }`;
          var projectUrl = $(this).data('project-url');
          $.getJSON(jsonUrl, function (data) {
            textaeJson = JSON.stringify(data);
            $('#textae-list').append( $(`
  