private void dialog_fail() {
    LayoutInflater inflater = LayoutInflater.from(this);
    RelativeLayout layout = (RelativeLayout) inflater.inflate(R.layout.dialog_fail, null);

    AlertDialog adialog = new AlertDialog.Builder(ShenfenrezhengActivity.this).create();
    adialog.show();
    adialog.setContentView(layout);

    Window dialogWindow = adialog.getWindow();
    WindowManager.LayoutParams lp = dialogWindow.getAttributes();
    dialogWindow.setBackgroundDrawableResource(android.R.color.transparent);
    dialogWindow.setGravity(Gravity.CENTER);
    // lp.x = 10; // 新位置X坐标
    // lp.y = 345; // 新位置Y坐标
    lp.width = 600; // 宽度
    lp.height = 480; // 高度
    dialogWindow.setAttributes(lp);
  }