[ame=http://www.vimeo.com/1669708]Change iPod Photo Battery on Vimeo[/ame]

You can get parts here:
4G iPod Parts
iPod Parts / Installation - iPod Photo - ifixipodsfast.com iPod Repair / Parts
iPod Photo Parts - iFixit
iPodParts.com is the iPod Parts, iPod Battery and iPod Parts Repair Value Choice

If you need help ask