Force HideShow files using CMD

 how to show hidden files which being forced to hide by a virus or other results
let's say the effected folder is "Test"
Hide Command:
attrib +s +h +a /s /d  D:\test\*.*

Show Command:
attrib -s -h -a /s /d  D:\test\*.*
(Watch 720 HD) 

http://www.youtube.com/watch?v=ytsZIrh6O8g