Editor(document.getElementById('container'));

				Promise.all([xhr('original.txt'), xhr('modified.txt')]).then(function (r) {
					var originalTxt = r[0].responseText;
					var modifiedTxt = r[1].responseText;

					diffEditor.setModel({
						original: monaco.editor.createModel(originalTxt, 'javascript'),
						modified: monaco.editor.createModel(modifiedTxt, 'javascript')
					});
				});
			});
		</script>
		<script>
			function xhr(url) {
				var req = null;
				return new Promise(
					function (c, e)