For installing applications which can’t be installed separately from the operating system.
- Click the Finder icon on the dock (smiley face).
- On the top menu click Go -> Go to Folder.
- Enter the following:
/Volumes/Name of Mac Disc/System/Installation/Packages
/Volumes/Mac OS X Install DVD/System/Installation/Packages or
/Volumes/Mac OS X Install Disc 1/System/Installation/Packages
This will bring up a folder with separate installers for programs, some included are:
It is recommend that you do not touch any other files in there unless you know what you are doing.