It's good that it's the happy Mac & not the sad Mac. Look at this link.
Mac OS 7.x - 9.x: Troubleshooting Startup Issues
http://support.apple.com/kb/TS1926
Try a startup with extensions Off (depress the Shift key at startup).
If that doesn't work, try a PRAM zap (Depress the following keys at startup; Command
Option+PR & listen for at least 2 bongs; then release the keys)
Once you get your startup problem resolved, you should update your OS to at least 9.1 (or higher). The freeware updaters are at
http://support.apple.com/kb/HT1387
Cheers, Tom 😉
Message was edited by: Texas Mac Man