Single post in Site Skins: How-To, and Helpful CSS

Hi So i tryed to change my cursor but this css that i have changed only the default cursor img body { cursor: url("IMG"), pointer; } My question is can i add more images to this and change the other cursor images as well for example the pointer when i hower ower clickable images (this stayed the same even tho it says pointer in the css :c ) Also i read on someones css guide that this is not alowed but i could't find it anywhere in the rules so please tell me if i'm doing something ilegal lol