Content replacement with WAI-ARIA

Wake up with WAI-ARIA
function Man() { } Man.prototype = { valet : false, wakeUp : function(event) { document.getElementById("out").firstChild.nodeValue = this.valet + "? Some breakfast, please."; } }; var wooster = new Man(); wooster.valet = "Jeeves"; window.addEventListener('load', function() { document.getElementById("morning").addEventListener( "click", function() { wooster.wakeUp.apply(wooster, arguments); }, false ); }, false); function prepareElementForReplacement(element) { element.setAttribute('aria-atomic', 'yes'); element.setAttribute('aria-live', (arguments[1]) ? arguments[1] : 'polite'); }