citylims · October 20, 2015 18:24
diff --git a/mutation_observer.js b/mutation_observer.js
 MutationObserver =  window.WebKitMutationObserver;

 var observer = new MutationObserver(function(mutations, observer) {
    console.log(mutations, observer);
    foo()
 });

 observer.observe(document, {
  subtree: true, 
  childList: true,
  attribute: false
 });
	MutationObserver = window.WebKitMutationObserver;

	var observer = new MutationObserver(function(mutations, observer) {
	console.log(mutations, observer);
	foo()
	});

	observer.observe(document, {
	subtree: true,
	childList: true,
	attribute: false
	});