$(document).ready(function() {
	$("#topnav li").each(function() { //For each list item...
		var linkText = $(this).find("a").html(); //Find the text inside of the a tag
		$(this).find("span").show().html(linkText); //Add the text in the span tag
	}); 
	
	$("#topnav li").hover(function() {	//On hover...
		$(this).find("span").stop().animate({ 
			marginTop: "-40" //Find the span tag and move it up 50 pixels
		}, 350);
	} , function() { //On hover out...
		$(this).find("span").stop().animate({
			marginTop: "0" //Move the span back to its original state (0px)
		}, 500);
	});

});