Eventually this will contain full instructions for building your own files. In the meantime, here's a quick diagram of where the diffent images go, and something to test
TL
TTL
TT
TTR
TR
LLT
LL
LLB
IMAGE
RRT
RR
RRB
BL
BBL
BB
BBR
BR
To test you frames, just insert the name of your frame were indicated below.