Iv just acquired a 2009 MacBook and waiting for it to come. It comes with mountain lion. Now Iv never used a mac before been pc for 20 years. Now a couple of questions is their any way I can get it to see my 1tb external hard drive their is no way I can erase that and start again it's formatted to windows. Also I want to sync my 4s to the mac without having to start a fresh is threat any way to do this it is currently synced to my windows laptop. Any help much appreciated big learning curve ahead.