Well, that is exactly what I wanted. It seems that “drag” isn’t always “drag” as I understand it from other programs, which is what you point out as a “misunderstood feature.” I did not realize that I should release the left button. One more step along the way to SU enlightenment. Thanks.
I just noticed I even wrote this in the first response to the thread.
Mea culpa. Thanks for the patience and fast responses.