requestWindowFeature(Window.FEATURE_NO_TITLE);

getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,

WindowManager.LayoutParams.FLAG_FULLSCREEN);

setContentView(R.layout.main);

new CountDownTimer(3000, 100) {

@Override

public void onTick(long millisUntilFinished) {

// TODO Auto-generated method stub

}

@Override

public void onFinish() {

// 倒计时结束后在这里实现activity跳转

Intent intent = new Intent();

intent.setClass(Main.this, Second.class);

startActivity(intent);

// 跳转后销毁自身的activity 否则按返回 还会跳回到图片

finish();

}

}.start();