I agree with PAXboy - the PDA version is brilliant (on my Treo/Palm anyway). I like the Qantas electronic timetable with the world map - good fun! Most of the other e-timetables are just PDFs of the printed version, better than nothing, but a bit weak.
Pax Vobiscum
50+, but only just
(growing old is compulsory, growing up is optional)