//singleton

var SingletonTester = (function(){

    function Singleton(options){

        options = options || {};

        this.name = "SingletonTester";

        this.pointX = options.pointX || 6;

        this.pointY = options.pointY || 10;

    };

    var instance;

    var _static = {

        name : "SingletonTester",

        getInstance : function(options){

            if(instance === undefined){

                instance = new Singleton(options)

            };

            return instance;

        }

    };

    return _static;

})();