Hello guys here are 5 easy steps that show you how to install the zepplin mod lets get started :)Step one: First we download the mod at http://www.minecraftforum.net/topic/488434-100-zeppelin-021-wip/Step two: Now we download the mod loader at http://www.minecraftforum.net/topic/75440-v100-risugamis-mods-everything-updated/Step three:Unzip the files and from on go to Users/Your user name here/Liblarey/aplication Support/minecraft/binStep four: you will then see the Minecraft.jar press the enter button on your keybored and then type in Minecraft.jar.zip It sould turn into a zip file. Unzip the file and the file will say minecraft.jar now move the zepplin mod into the minecraft.jar folderStep five: move the mod loader file into the minecraft.jarNow YOUR done! open up minecraft and it will work!