Unhappy [Q] PLEASE HELP!!! I can not find root file to download

I've been wanting to root my xoom wifi 4.1.2 but every time I click on links to download Universal Xoom Root file it takes me to this site www.atftas.us. I'm getting really frustrated with this tablet and I want to root. Please guide me to the right place where I can download ALL the files I need to root my slow xoom wifi 4.1.2