function indexBrowserTest(){
	var maclist = $A(document.getElementsByClassName('mac'));
	var winlist = $A(document.getElementsByClassName('windows'));
	
	if (AC.Detector.isWin()) {
		maclist.each(Element.hide);
		winlist.each(Element.show);
	} else {
		winlist.each(Element.hide);
		maclist.each(Element.show);
	}
}
Event.onDOMReady(indexBrowserTest);