; ecliptic_on.sfa - Thomas G. Ferguson, Abrams Planetarium, March 2002
; This file draws the standard ecliptic.

0:00 buttons 2,11 play ./ecliptic_off
     buttons 2,11 label 'Eclptc   Off'
     declare global ecliptic
     adjust ecliptic brightness 0
     draw precess ecliptic
     adjust ecliptic brightness 100 /until +2
     end