code: function() {
  				var link = document.getElementsByTagName('head')[0].getElementsByTagName('link');
  				for (var l = link.length, i = (l - 1); i >= 0; i--) {
  					if ((/(^|\s)icon(\s|$)/i).test(link[i].getAttribute('rel'))) {
  						return link[i];
  					}
  				}
  				return false;
  			}
docs: get link element