Post a message to the containing page for iframe resizing - needs to …

…be handled in the page containing the iframe - code posted on dev list on July 3rd 2013 by John Smith

git-svn-id: https://xerteonlinetoolkits.googlecode.com/svn/trunk@1021 912cdd6b-5c7d-d5a7-a2ba-d0f0cdb91641

modules/xerte/parent_templates/Nottingham/common_html5/js/xenith.js

@@ -235,6 +235,12 @@ function x_setUp() {
 					text:	false
 				})
 				.click(function() {
+
+					// Post flag to containing page for iframe resizing
+					if (window && window.parent && window.parent.postMessage) {
+						window.parent.postMessage((String)(!x_fillWindow), "*");
+					}
+
 					if (x_fillWindow == false) {
 						x_setFillWindow();
 					} else {