I think you already know about
hiding/unhiding files in Windows XP.. In this post iam gonna show you
how to hide/unhide files in windows 7.. Its simple and almost same like the hiding in windows XP..But this hiding can be found when anyone search for that folder.The advantage is that the hiding is like the deletion of the folder because if we hide the folder it wouldn't see to anyone, so others will think that it was deleted.. But we can retake it.. Follow the steps below to see how to hide/unhide:
1.select your folder and click on right mouse button.
2.Then click on Properties..Then you can see a window like this

3.Mark tick on the 'Hidden' option

4.Then click Apply > OK
Now your
folder is hidden.. Do you want to
see your hidden folder?? Follow the steps..
1.Click on Organise located in the top left of the My Computer

2.select Folder and search option.. Then click on View Tab

4.Click on 'Show hidden files,folders,or drives'

5.Then click Apply > OK