#297 ensure document ready before resizing

README.md

@@ -512,7 +512,7 @@ The parentIFrame methods object in the iFrame is now always available and the `e
 
 ## Version History
 
-* v3,5.4 [#362](https://github.com/davidjbradshaw/iframe-resizer/issues/362) Handle jQuery being loaded in odd ways.
+* v3,5.4 [#362](https://github.com/davidjbradshaw/iframe-resizer/issues/362) Handle jQuery being loaded in odd ways. [#297](Ettps://github.com/davidjbradshaw/iframe-resizer/issues/297) Ensure document ready before resizing
 * v3.5.3 [#283](https://github.com/davidjbradshaw/iframe-resizer/issues/283) Added *readystatechange* event listener.
 * v3.5.2 [#314](https://github.com/davidjbradshaw/iframe-resizer/pull/314) Add iframeHeight and iframeWidth properties to pageInfo [[Pierre Olivier](https://github.com/pomartel)]. [#303](https://github.com/davidjbradshaw/iframe-resizer/issues/303) Fix issue with IE8 polyFils. 
 * v3.5.1 [#286](https://github.com/davidjbradshaw/iframe-resizer/issues/286) Fixed *taggedElement / lowestElement / rightMostElement* to calculate correct margin [[Dan Ballance](danballance)].

src/iframeResizer.contentWindow.js

@@ -954,12 +954,21 @@
 		}
 
 		function initFromParent(){
-			initMsg = event.data;
-			target  = event.source;
+			function fireInit(){
+				initMsg = event.data;
+				target  = event.source;
 
-			init();
-			firstRun = false;
-			setTimeout(function(){ initLock = false;},eventCancelTimer);
+				init();
+				firstRun = false;
+				setTimeout(function(){ initLock = false;},eventCancelTimer);
+			}
+
+			if (document.body){
+				fireInit();
+			} else {
+				log('Waiting for page ready');
+				addEventListener(window,'readystatechange',initFromParent);
+			}
 		}
 
 		function resetFromParent(){