Completely Get Rid of GameZooks Pop-up Ads from Infected Computers

How do I uninstall gamezooks adware and get rid of gamezooks popup ads? Links on webpages all go to gamezooks sales pages. I got this from a game on Facebook. Please help! Thanks a million.

GameZooks Pop-up Ads Description

Once you are seeing GameZooks Pop-up Ads in your computer, you might have a potentially unwanted program or adware (GameZooks) in your computer. This adware has ability to display pop-up ads, advertising banners, and underlined keywords on web pages that you visit.