Ric, Thanks for those tips.
Yes, I was able to use the 2 queries and the results were similar on both computers as shown below. And when I move the form around and resize the form, the numbers change appropriately. But that does not give me a hint as to why the turtle positions would be so dramatically different. (I could not effectively use the hinted-to glqwh command having tried `glqwh '' `, for example.) On computer A: wd'qform' 500 23 600 600 wd'qchildxywh g' 0 0 600 600 On computer B: wd'qform' 424 23 600 595 wd'qchildxywh g' 0 0 600 595 -- (B=) ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
