jquery plugin pattern

plugin.js

  if (typeof Object.create !== "function") {
    Object.create = function (obj) {
        function F() {}
        F.prototype = obj;
        return new F();
    };
}

(function ($, window, document) {

    var Plugin = {
        init : function (options, el) {
            var _super = this;
            this.$elem = $(el);
            this.options = $.extend({}, $.fn.Plugin.options, _super.$elem.data(), options);
            this.userOptions = options;
            this.decorate();
            this.text();
        },
        decorate : function (color) {
            var _super = this;
            var color = color || _super.options.color;
            this.$elem.css({
                background: color
            });
        },
        text : function (text) {
            var text = text || this.options.text;
            this.$elem.html(text);
        }
    };

    $.fn.Plugin = function (options) {
        return this.each(function () {
            if ($(this).data("init") === true) {
                return false;
            }
            $(this).data("init", true);
            var plugin = Object.create(Plugin);
            plugin.init(options, this);
            $.data(this, "Plugin", plugin);
        });
    }

    $.fn.Plugin.options = {
      color: '#ff0000',
      text: 'Hello'
    };

}(jQuery, window, document));


$(function(){
   $('.plugin').Plugin();
});