$(function() {
			// set opacity to nill on page load
			$("ul#menu span").css("opacity","0");
			// on mouse over
			$("ul#menu span").hover(function () {
				// animate opacity to full
				$(this).stop().animate({
					opacity: 1
				}, "medium");
			},
			// on mouse out
			function () {
				// animate opacity to nill
				$(this).stop().animate({
					opacity: 0
				}, "medium");
			});
		});