(function ($)
{
    $.fn.menu = function (options) {
        
        options = $.extend(options, defaults);
        
        $self = $(this);
        $currentEl = $('.' + options.currentClass, $self);
        
        $(options.nav02Selector, $self).hide();
        
        $(options.nav01Selector, $self).hover(function() {
            $(this).addClass(options.activeClass);
            $(this).removeClass(options.currentClass);
            $(options.nav02Selector, $(this)).show();
        }, function() {
            $(this).removeClass(options.activeClass);
            $currentEl.addClass(options.currentClass);
            $(options.nav02Selector, $(this)).hide();
        });
        
        var defaults = { nav01Selector : '', nav02Selector : '', currentClass : '', activeClass : '' };
    }
})(jQuery);