How do I remove Windows Media Center from my default Unzipper?

I had Winzip 12 and it totally went nuts when i tried to remove it, and then i couldn't unzip my zip folders anymore. So i changed the default unzipper to Windows Media Center, and how do i get it back to a normal compressed zip folder? I have windows vista.How do I remove Windows Media Center from my default Unzipper?
You have to set file association.



1. Open windows explorer. Click on Tools on the menubar and select Folder Options.

2. Go to File Types tab. Find ZIP extension in the list. Then click on the change button. Select the program you want to open zip files by default in your machine. Click OK there.

3. Click Ok in the main screen and come out.



Now your zip files shall be opened by dafult with your chosen application only.