diff --git a/src/event.js b/src/event.js
index fdf61bae..a621eb93 100644
--- a/src/event.js
+++ b/src/event.js
@@ -637,7 +637,7 @@ function bindReady(){
 
 		// If IE and not an iframe
 		// continually check to see if the document is ready
-		if ( document.documentElement.doScroll && typeof window.frameElement === "undefined" ) (function(){
+		if ( document.documentElement.doScroll && window == window.top ) (function(){
 			if ( jQuery.isReady ) return;
 
 			try {