JQuery Plugin Bootstrap

;(function($, window, document, undefined) {
    'use strict';

    var pluginName = 'FunnelViz'
      , defaults = {

    };

    function init () {

    }

    function Plugin (el, options) {
        
        // Save the element reference, both as a jQuery
        // reference and a normal reference
        this.el  = el;
        this.$el = $(el);

        this.options   = options;
        this._defaults = defaults;
        this._name     = pluginName;
        
        this.init();
    }

    Plugin.prototype = {
        init: function () {
            
        },
    };

    $.fn[pluginName] = function (method) {
        var args = arguments;
        return this.each(function () {
            var $this = $(this)
                , data = $this.data('plugin_'+pluginName)
                , options = $.extend({}, defaults, $.isPlainObject(method) && method);

            if (!data) $this.data('plugin_'+pluginName, (data = new Plugin(this, options)));
            if (typeof method == 'string') data[method].apply(data, Array.prototype.slice.call(args, 1));
        });
    };
})(jQuery, window, document);