first slide = space, next is up, next is down, next is right, next is left, next is a, next is b, next is c, next is d, next is e, next is f, next is g, next is h, next is i, next is j, next is k, next is l, next is m, next is n, next is o, next is q, next is r, next is s, then its t, and finally to see the last slide press u
Credit to fRaNk and Cat.