function saveIndex(index) {
	$.cookie('menu-active-id', index, {path: '/'});
}

function getIndex() {
	return $.cookie('menu-active-id');
}

$(document).ready(function(){
	
	var old_index = getIndex();
	if(old_index != null) {
			$("#list_lvl1 li:eq("+old_index+")").addClass('ui-tabs-selected');
			$("#tabs-"+old_index).slideDown('fast');
	}

	$(".menu_link").hover(
		function(){
			$(':animated').stop(true, true);
			$(".ui-tabs-selected").removeClass('ui-tabs-selected');
			$(this).addClass('ui-tabs-selected');

			var previous_index = getIndex();
			var current_index = $("#list_lvl1 li").index(this);
			
			if(previous_index != current_index) {
				var visibleItems = $('[id^="tabs-"]:visible');
				if(visibleItems.size() != 0) {
					visibleItems.slideUp('fast', function() {
						saveIndex(current_index);
						if($("#tabs-"+current_index).children().size() > 0) {
							$("#tabs-"+current_index).slideDown('fast');
						}
					});
				} else {
					saveIndex(current_index);
					if($("#tabs-"+current_index).children().size() > 0) {
						$("#tabs-"+current_index).slideDown('fast');
					}
				}
			}
		},
		function(){}
	);
});