$(document).ready(function() {
	$("#topMenu li").each( function() {
	   $(this).html($(this).html()+'<span class="corner-left hidden"></span><span class="corner-right hidden"></span>');		
	});

	$("#topMenu li").hover(
		function () {
		 $(this).children("span").removeClass("hidden");
		},
		function() {		
		 $(this).children("span").addClass("hidden");
		}	
	); 


});// document ready