window.onload = function () {

            //定義一(yi)下游戲功能的函(han)數對象
            var Game = function (canvas, options) {
                var _options = options || { width: 300, height: 300, background: "#ff0000", border: "solid 1px black" };
                var _pos = { x: _options.width / 2, y: _options.height / 2 };
                var _this = this; //這樣在canvas對象的事件內部可以向到root級(ji)的元素了
                canvas.onmousemove = function (ev) {
                    _pos = {
                        x: ev.clientX - canvas.offsetLeft,
                        y: ev.clientY - canvas.offsetTop
                    };
                    _options = { width: 100, height: 100, background: "#ffff00" };
                    init();
                }

                var init = function () {
                    canvas.style.position = "absolute";
                    canvas.style.border = _options.border;
                    canvas.style.background = _options.background;
                    canvas.style.width = _options.width + "px";
                    canvas.style.height = _options.height + "Px";
                    canvas.style.left = _pos.x + "px";
                    canvas.style.top = _pos.y + "px";
                }
                init();
                this.Content("真的不錯，擴展方法"); //不(bu)在本方法(fa)內實(shi)現，只是調用一下

            }
            Game.prototype.Content = function (msg) {//在(zai)這(zhe)樣實現它的功能
                console.log(msg);
            }
            var canvas = document.getElementById("canvas");
            new Game(canvas); //如果想用Game里的擴展方(fang)法(fa)Content，需(xu)要new一下，因(yin)為Content屬于實例方(fang)法(fa)
}

 　　　　　　　//一個人
            var People = {
                Name: "lose.zhang",
                Age: 30,
                Enjon: ["C#", "JS", "SQL", "NoSQL", "SOA", "AOP", "IOC", "DynamicProxy", "OOD&DDP"],
                Print: function (msg) {
                    console.log(msg);
                },
                Work: {
                    Name: "Software Architect",
                    Salary: "保密",
                    Print: function () {
                        console.log("這個人：" + People.Name
                        + ",他的年齡：" + People.Age
                        + ",他的特長是：" + People.Enjon
                        + ",它的職位是：" + this.Name
                        + ",它的薪水是：" + this.Salary);
                    }
                }
            };
            People.Work.Print();