Litter Crazied!!

Hi! My cats ALWAYS get the litter out of the box and sometimes go "litter crazy" digging in one spot and "throwing" the litter back?? How can I make them "stop it!" LOL

The Litter box is @ and my desk is *

They splash the litter from:

@..................................................*

They sometimes get it on me while Im at the computer LOL!!!!

Put it on the floor!! LOL

Get a cardboard box and put the litter pan in the box- cut a hole on the side so the cat can get in and out

Thanks sooo much hissy!!