anchor.diff:  };
   
   // parse url by youtube using expression regular
  -var youtubeParser = function(url) {
  +function youtubeParser(url) {
     var regExp = /^.*((youtu.be\/)|(v\/)|(\/u\/\w\/)|(embed\/)|(watch\?))\??v?=?([^#\&\?]*).*/;
     var match = url.match(regExp);
   
  
positive.code: };
  
  // generate random id
  var generateID = function() {
    return '_' + Math.random().toString(36).substr(2, 9);
  };
  
  // active medium editor plugin
  var activeMediumEditor = function() {
    var editor = new MediumEditor('.cb-text', {
      placeholder: {
        text: '',
  
negative.code: });
  
  // scroll to
   function scrollTo(id) {
    if(id) {
      $('html, body').animate({
        scrollTop: $('#' + id).offset().top
  