yoochooseMenu = {}
yoochooseMenu.timeoutID = false;

function resetMenu() {
  $( yoochooseMenu.activeTab)
	.addClass('active')
	.siblings()
	.removeClass('active');	
}

$(function() {
  yoochooseMenu.activeTab = $('.mainNavigation > ul > li.active').get(0);	
  $('.mainNavigation > ul > li').hover(function(){
	clearTimeout(yoochooseMenu.timeoutID);
    $(this)
      .addClass('active')
      .siblings()
        .removeClass('active');
      
  }, function() {
    yoochooseMenu.timeoutID = setTimeout("resetMenu()", 2000);
  }); 	
});