function overIn() {
	$(this).addClass('hover'); 
	$(this).find("ul").slideDown('fast');
}

function overOut() {
	$(this).find("ul").fadeOut('normal'); 
	$(".hover").removeClass('hover');
}

var config = {    
     sensitivity: 3, // number = sensitivity threshold (must be 1 or higher)    
     interval: 100, // number = milliseconds for onMouseOver polling interval    
     over: overIn, // function = onMouseOver callback (REQUIRED)    
     timeout: 100, // number = milliseconds delay before onMouseOut    
     out: overOut // function = onMouseOut callback (REQUIRED)    
};

$(document).ready(function(){  
  var li = $("li.n1");

  li.each(function() {
	var ul = $(this).find("ul");
	ul.css('position', 'absolute');
  	ul.css('top', '30px');
  	ul.css('left', $(this).position().left);
  });

  li.hoverIntent(config);
});