navHover = function() {
	$$('#menu li').each(function(element) {
		element.addEvent('mouseover', function() {
			element.addClass('iehover');
		});
		element.addEvent('mouseout', function() {
			element.removeClass('iehover');
		});
	});
}

if (window.ie) {
	window.addEvent('domready', navHover);
}