How to root and unroot your samsung galaxy y and duos

Required:
Multi root installer.zip
Skin1980 cwm.zip
Procedure:
First of all place this in your sd card not in folders.
Enter into the recovery mode though using three buttons (vol up+ home button+power button).
There touch is disabled.
Usung vol up and down for scrowling up and down.home button for selection and back button for go back.
Select "update zip from sd card".select skin1980cwm.zip.
Select Apply zip from sd card.choose the zip then select the "multi root installer.zip".
While in the procedure three option appear after selecting the zip.you want to root selext on root.you want to unroot select on unroot.
  then select the reboot system now.you see an app on your phone that is "super user app".

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