You don't need to insert any media in a modern Mac (just as well as OS X isn't supplied on physical media). Install is done either from the Recovery Partition or from the Internet. Just folow the instructions here: http://support.apple.com/kb/ph13871
You don't need to insert any media in a modern Mac (just as well as OS X isn't supplied on physical media). Install is done either from the Recovery Partition or from the Internet. Just folow the instructions here: http://support.apple.com/kb/ph13871