How do I figure out who is who in the last supper?

How do I figure out who is who in the last supper?


I know the names of the apostles, but i don't know who is where. For example, i don't know where Salai is located on the picture. Anybody know where i can find out?How do I figure out who is who in the last supper?
They're labelled here, so this might help, if you mean the Leonardo one:


http://www.artchive.com/viewer/z.html


I think John is Salai:


http://www.cesaremarchetti.org/gallery/g鈥?/a>How do I figure out who is who in the last supper?
who heres some fun one of the apostles is the painter and thom,as is his mistress a woman and the husband he is cucolding is there and the medici prince that paid him also plus others from his life leonardo