The link in OP gives you instructions on how to replace images, but it lacks information for the inexperienced themer. Here is some background information and some more details on the steps before and after you insert new images in yo...
post 1: Introduction
Post 2: Simple image swap
Post 3: Decompiling and recompiling files
Post 4: Image locations in Sense ROMS
Post 8: How to use the kitchen
Post 9: Advanced modification: Add / Remove alarm notification
Post 10: Advanced mo...
After you have finished modifying the files, the best way to get them to the phone is through clockwork installation. Make sure that you have the original update.zip file on the sdcard. If you have a rooted phone, you probably have that already, b...
Is that something I can edit myself, or is there a file available handily that I can drop in system/etc (and set permissions and all that good stuff later)
Extract the hosts file from the zip (this is NOT and install file)...
From the screenshots of the leaked AT&T roms I was thinking the same thing but maybe there is more under the hood than I know.
Sent from the S3 of The Afro Samurai
There are a lot of changes under the hood, good and bad. these include security...