(function ($) {
	$.fn.dropDown = function (ajaxCallback) {

		$(this).children("a").each(function (i) {

			$(this).parent().click(function (e) {
				e.stopPropagation();
			});

		    $('body').on('click', '.dropDown-items', function() {
		        var dd = $(this);
		        dd.find("a").click(function () {
		            // Close dropdown when link clicked
		            hideDropDown(dd);
		        });
		    });

			$(this).click(function (e) {

				//Close other dropdowns
				$(".dropDown-items").each(function (index, element) {
					hideDropDown($(element));
				});

				var a = $(this);
				if (a.attr("href") == "#") {
					var dd = a.next(".dropDown-items");
					if (a.hasClass("open") == false) {
						showDropDown(dd);
					} else {
						hideDropDown(dd);
					}
				} else {
					if (ajaxCallback) {
						ajaxCallback(function () {
							a.attr("href", "#");
							showDropDown(a.next(".dropDown-items"));
						});
					} else {
						$.get($(this).attr("href"), function (data) {
							a.attr("href", "#");
							showDropDown(a.after(data).next());
						});
					}
				}
				return false;
			});

			function showDropDown(dd) {
				var a = dd.prev("a");
				a.addClass("open").attr('aria-expanded', true);
				a.html(unescape(escape(a.html()).replace('u25BE', 'u25B4')));
				dd.attr('aria-hidden', false).slideDown(200);

				dd.find('a').click(function (e) {
					//hideDropDown(dd);
				});

				$('body').bind('click.dropDown' + i, function (event) {
					hideDropDown(dd);
				})
				.bind('keyup.dropDown', function (event) {
					if (event.which == 27) {
						hideDropDown(dd);
					}
				});
			}

			function hideDropDown(dd) {
				$('body').unbind('click.dropDown' + i);
				$('body').unbind('keyup.dropDown');

				dd.attr('aria-hidden', true).slideUp(100, function () {
					var a = dd.prev("a");
					a.removeClass("open").attr('aria-expanded', false);
					a.html(unescape(escape(a.html()).replace('u25B4', 'u25BE')));
				});

			}

		});
	}
})(jQuery);