我的UI

(function($) {
    $.fn.kk = function(method) {
		if ($.fn.kk.methods[method]) {
            return $.fn.kk.methods[method].apply(this, Array.prototype.slice.call(arguments, 1));
        } else if (typeof method === 'object' || !method) {
            return $.fn.kk.methods.init.apply(this, arguments);
        } else {
            $.error('Method ' + method + ' does not exist');
        }
    };
	$.fn.kk.methods = {
        init: function(options) {
            return this.each(function() {
                $(this).addClass('bg');
            });
        },
        value: function(val) {
            return this.each(function() {
				$(this).html(val);
			});
        }
    };
})(jQuery);