more changes

remove 2 orbits
now just have one slower and one faster
removed radio buttons, only menu drop down now.
added html files
reduced to20 FPS now.
ecliptic so that it appears circular. 36,36,36 for a rounder plane of equator
"Show text" is too small to read in J3D. font increased
forces check-box text as "Free Body Diagram"

earth disappear when Free Body Diagram is selected to allow visualization of point mass forces acting on them.