The mod has to be hosted on MacMod.

If it's for photos, then use as much space as you like. Just remember you can use smaller images for the guide itself, then link them into the larger images in the same folder.
MacBook 2GHz Intel Core 2 Duo w/ 2GB DDR2 RAM & 120GB SATA 5400RPM HDD
Canon Rebel XTI
Google Cr-48 Beta Laptop