With? To install Mods On a Mac is Fairly Easy. Go on to app store. Search The Unarchiver. Install it. Navigate to your bin. Right click minecraft.jar. Run with thing The Unarchiver then dump your mods in there. (MAKE SURE TO DELETE META-INF!)
Ok. I am Deadly Confused Already. 1: On a Server or on Single Player? 2: Why do you need Skype? 3: This is the place you wanted to talk that is why you made this thread.