手机截图不是很流畅实际使用会流畅很多
声音文件保存在/res/raw 中，可以自己替换
使用PopupWindow来弹出 主题布局和文字都可以很方便的修改 直接调用
showPopWindows(View, 现实的金币数);
showPopWindows(btnAll, "20");的blog：http://www.apkdv.com/
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