Instructions:

1. Download mod a.k.a. .zip file
2. Open .zip file with a program such as Win-RAR or 7-Zip
3. Open Start menu and search (or run) %AppData%
4. Open Roaming, then .minecraft, then bin
	[Or C:\Users\(username)\AppData\Roaming\.minecraft\bin]
5. Use aformentioned program to open the minecraft.jar
6. Delete META-INF folder
7. Copy all files from .zip into the minecraft.jar
8. Enjoy your mod!

P.S. It's compatible wwith FML, just make sure none of your mods has any item or block IDs in the 160-169 range
P.P.S. The list of files in the Obsidianlolz folder should be: