The owners handbooks contain fuse charts.  If you don't yet have a copy, or you just want to print off a copy for your own use, online versions have been reproduced here...

Mk1 interior fuses

Mk2 interior fuses (version 1)
Mk2 interior fuses (version 2)

Mk2 engine bay fuses

Mk3/GDi interior fuses
Mk3/GDi engine bay fuses