[script] FxGraph - 2D/3D Function plotter

 From:  BurrMan
6447.36 
Hi Michael,
With regard to these last "FXGraph" scripts posted here:

http://moi3d.com/forum/index.php?webtag=MOI&msg=6447.31

They work from entering the command in the command area. Is there a modification to it to call from a js file like a regular script? Or is a complete rewrite?