return new AlertDialog.Builder(ZyScreenSaver.this).setIcon(

                    R.drawable.ic_launcher).setTitle("退出屏保").setMessage(

                    "是否退出屏保").setPositiveButton("确定",

                    new OnClickListener() {

                        @Override

                        public void onClick(DialogInterface dialog, int which) {

                            // TODO Auto-generated method stub

                              finish();

                        }

                    })

                    .setNegativeButton("取消",

                    new OnClickListener() {

                        @Override

                        public void onClick(DialogInterface dialog, int which) {

                            // TODO Auto-generated method stub

                            removeDialog(1);  

                        }

                    })

            .create();