anchor.diff:  
       // Show and hide on F1 and ESC key respectively
       var _this = this;
  -    $(document).keyup(function (e) {
  +    $('body').keyup(function (e) {
           if (e.keyCode == 27 && _this.familiarityRenderedFlag) { //ESC key pressed
               _this.familiarityView(false);
           }
  
positive.code:         if (element.length <= 0) {
              return false;
          }
  //        $('html, body').animate({
  //            scrollTop: element.offset().top
  //        }, 500);
  
          element.addClass('familiarity-bubble-parent').tooltipster({
              content: $('<span><strong>' + content.replace(/\n/g, "<br/>") + '</strong></span>'),
  
negative.code:         if (e.keyCode == 39 && _this.familiarityRenderedFlag) { //RIGHT arrow key pressed
              _this.showNextBubble()
          }
      }).mousedown(function (e) {
                  if (_this.familiarityRenderedFlag) { //Show next bubble on mouse down('click')
                      _this.showNextBubble()
                  }
  
              });
  }
  Familiarity.prototype = {
      familiarity_hash_keys: function () {
  