[titlebar]
Lunar Phase Simulator
reset
help
about

[visualization panel]
sunlight
sunrise
noon
sunset
midnight

[animation and time controls panel]
Animation and Time Controls
start animation
pause animation
animation rate
increment animation
day
hour
minute

[diagram options panel]
Diagram Options
show angle
show lunar landmark
show time tickmarks

[moon phase panel]
Moon Phase
New Moon
Waxing Crescent
First Quarter
Waxing Gibbous
Full Moon
Waning Gibbous
Third Quarter
Waning Crescent
illuminated
time since new moon
day
days
hour
hours

[horizon diagram panel]
Horizon Diagram
N
S
E
W
observer's local time
am
pm
[or do you use a 24-hour]

[labels for buttons in moon phase panel and horizon diagram panel]
show
hide