html5 canvas js(数字时钟)实例代码(2)

cxt.lineWidth = 5;
                cxt.strokeStyle = "#000";
                cxt.fillStyle = "#000";
                cxt.beginPath();
                cxt.arc(m + 140, n + 100, 3, 0, 360, false);
                cxt.fill();
                cxt.closePath();
                cxt.stroke();

//分钟与秒之间
                cxt.lineWidth = 5;
                cxt.strokeStyle = "#000";
                cxt.fillStyle = "#000";
                cxt.beginPath();
                cxt.arc(m + 300, n + 80, 3, 0, 360, false);
                cxt.fill();
                cxt.closePath();
                cxt.stroke();

cxt.lineWidth = 5;
                cxt.strokeStyle = "#000";
                cxt.fillStyle = "#000";
                cxt.beginPath();
                cxt.arc(m + 300, n + 100, 3, 0, 360, false);
                cxt.fill();
                cxt.closePath();
                cxt.stroke();

//秒与毫秒之间一个.
//                cxt.lineWidth = 5;
//                cxt.strokeStyle = "#000";
//                cxt.fillStyle = "#000";
//                cxt.beginPath();
//                cxt.arc(m + 460, n + 100, 3, 0, 360, false);
//                cxt.fill();
//                cxt.closePath();
//                cxt.stroke();
            }

//显示一位数字
            function digital(x, y, num) {
                //设置风格
                cxt.lineWidth = 5;
                cxt.strokeStyle = "#000";

//a
                function a() {
                    cxt.beginPath();
                    cxt.moveTo(x, y);
                    cxt.lineTo(x + 50, y);
                    cxt.closePath();
                    cxt.stroke();
                }