Quick Paint Shop Pro help

Real quick thingy,
I got myself a picture, but I dont like, say, the bottom inch of it, how do I cut that off, but not leave a giant white rectangle on the bottom when I save it? ;D
I got myself a picture, but I dont like, say, the bottom inch of it, how do I cut that off, but not leave a giant white rectangle on the bottom when I save it? ;D