The Julia sets trip with orbit
Click mouse into the Julia-set to stop animation
Click mouse into the M-set to go to the mouse position.
Click mouse + <Alt> to Zoom In
(the applet stops animation before Zooming!).
Click mouse + <Ctrl> to Zoom Out.
<Shift> to modify Zoom In/Out 2.
<Enter> to set new parameters from text
Steps - number of steps in animation
It - max iterations number
Delay - delay between two frames
no label - the cross position
Period - orbit period in the cross position.
The "white" poins on the right plain (variable z-space) show the orbit of
the critical point zo=0.
updated 12 February 2000