$(document).ready(function() {  
        var config = {
     		sensitivity: 2, // number = sensitivity threshold (must be 1 or higher)
     		interval: 100, // number = milliseconds for onMouseOver polling interval
     		over: showSubMenu, // function = onMouseOver callback (REQUIRED)
     		timeout: 500, // number = milliseconds delay before onMouseOut
     		out: hideSubMenu // function = onMouseOut callback (REQUIRED)
		};
		$("#topNav li").hoverIntent(config);
    });  // close document.ready  
	function showSubMenu(){
		$(this).find("#subMenu").slideDown(400);
		//$(this).addClass("subhover");//test
		$(this).parent().css('background-position','120px');
	}  
    function hideSubMenu(){
		//$(this).removeClass.("subhover");//test
		$(this).find("#subMenu").slideUp(200);
	}