Midi music add and interesting touch of personality and atmosphere to your site. If you don't have a nice midi song for your site just do a search on midi and you will find thousands of sites that sell or offer midi files for free. Check out VillaBellaItalianBakery.com or SouthSideFence.com to enjoy the touch that midi music can add.
To add a midi file just mouse over the music icon and click on the "Background MIDI Music Upload" menu item. Just follow the instructions on the MIDI upload page.