Thank you Michael.
The script is working again in MoI4, and continues to work in MoI3.

The white space was introduced unintentionally, while removing decimals, a day or so ago :-)
...5 or 6 or so decimals were causing occasional shift of the htm screen to the left, a fraction of an inch, in MoI3, but not in MoI4...

- Brian

The _CycloidTrochoid script is now updated, a few posts back.