(function browserLoadZones (zones) {
	// In parent document
	// Create IE + others compatible event handler
	var eventMethod = window.addEventListener ? "addEventListener" : "attachEvent";
	var eventer = window[eventMethod];
	var messageEvent = eventMethod == "attachEvent" ? "onmessage" : "message";

	// Listen to message from child window
	eventer(messageEvent, function (e) {
		var m = e.data.match(/^resizeZone:([^\s]+),(\d+),(\d+)$/);
		if (m) {
			m.shift();
			resizeZone.apply(window, m);
		}
	},false);

	function resizeZone (zone, width, height) {
		var e = document.querySelector('[data-guest-zone="' + zone + '"]');
		if (e) {
			e.style.width = (Number(width) || 0) + 'px';
			e.style.height = (Number(height) || 0) + 'px';
		}
	}

	if (typeof window.postMessage !== 'function') {
		window.resizeZone = resizeZone;
	}

	try {
		var zone;
		var box;
		for (var i = zones.length - 1; i >= 0; i--) {
			zone = zones[i];
			box = document.querySelector('[data-guest-zone="' + zone.zone + '"]');
			box.parentNode.innerHTML = box.innerHTML.replace(/&lt;/g, '<').replace(/&gt;/g, '>').replace(/\s+src=(['"])[^\1]*\1/, ' src="' + zone.location + '" data-guest-zone="' + zone.zone + '"');
		}
	}
	catch (e) {
		if (typeof window.console !== 'undefined') {
			console.error('Error while loading zones', e);
		}
	}
})([]);