$(document).ready(function(){
	$('.navigation > li:first-child').bind('mouseenter mouseleave', function(){
		$(this).parent().toggleClass('navigation-first-child-hover');
	});
	
	$('.navigation > li').each(function(){
		if($(this).find('.sub-menu').length > 0) {
			$(this).addClass('with-sub')
		}
	})
});