Apple ipod

my friend wants to charge your iPod by connecting it to my macbook. Delete all the music?

my friend wants to charge your iPod, do not apply or remove all music. MacBook (mine) is set to sync with my iPhone. if plugged in the iPod, delete all his musical works and O replace it with mine?

when you connect the iPod to cancel the synchronization, because if it was to sync your library onto your iPod had

Build Your Own Awesome and FREE iPhone 3G Stand/Sync/Charge Station Using Apple’s Packaging