function showSubmenu(e) {
	var that = $(e.target);
	var menu;
	if (that.hasClass('top-menu-item-1') || that.hasClass('top-menu-item-2')) {
		that = that;
	}
	else if (that.parents('.top-menu-item-2').length) {
		that = that.parents('.top-menu-item-2');
	}
	else if (that.parents('.top-menu-item-1').length && !that.hasClass('top-menu-2')) {
		that = that.parents('.top-menu-item-1');
	}
	else {
		that = null;
	}
	if (that && that.hasClass('top-menu-item-1')) {
		$('.top-menu-2,.top-menu-3').css('visibility', 'hidden').hide();
		menu = that.find('.top-menu-2');
	}
	else if (that && that.hasClass('top-menu-item-2')) {
		$('.top-menu-3').css('visibility', 'hidden').hide();
		menu = that.find('.top-menu-3');		
	}
	if (menu) {
		menu.css('visibility', 'visible').show();		
	}
}

function hideSubmenus(e) {
	var target = $(e.target);
	//if (!target.parents('.top-menu-item-1').length) {
	//	$('.top-menu-2,.top-menu-3').hide();
	//}
	if (target.hasClass('top-menu-2') || target.hasClass('top-menu-3')) {
		target.css('visibility', 'hidden').hide();
	}
}

$(document).ready(function () {
	$('.top-menu-item-1,.top-menu-item-2').mouseover(showSubmenu);
	$('.top-menu-2,.top-menu-3').mouseleave(hideSubmenus);
	$('body').mouseover(function (e) {
		var target = $(e.target);
		if (!target.parents('.top-menu-item-1').length) {
			$('.top-menu-2,.top-menu-3').css('visibility', 'hidden').hide();
		}
	});
});