删除文件夹里所有文件bat代码（替换路径）：
del /s /Q C:\Users\Administrator\AppData\Roaming\Corel\Messages
cd C:\Users\Administrator\AppData\Roaming\Corel\Messages
rd /s /q C:\Users\Administrator\AppData\Roaming\Corel\Messages

声音弹框提示bat代码：
msg %username% "检查邮箱！"
mshta vbscript:createobject("sapi.spvoice").speak("检查邮箱！")(window.close)