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 remove TextAE -%>
      let hideTextae = () => {
         $(document).on("click", ".remove-textae", function() {
           let textaeWrapper = $(this).parent().parent();
           let projectName = textaeWrapper.data('project-name');
           $(textaeWrapper).remove();
           projectSelector = $(`#project-selector-${ projectName }`).parent();
           projectSelector.show();
  
negative.code:     }
  
      <% #Function change URL -%>
      var setAddressBarUrl = function(){
        var projectNames = getVisualizedProjectNames();
        changeAddressBarUrlForProjectsParams(projectNames);
      }
  
      var getVisualizedProjectNames = function(){
        var selectedProjectNames = new Array();
        var selectedProjectElements = $('#project-textaes').find($('.textae-wrapper'));
        jQuery.each(selectedProjectElements, function(i, selectedProjectElement) {
          projectName = $( selectedProjectElement ).data('project-name');
          selectedProjectNames.push(projectName);
  