Aha! Thanks, Midnite! By the way, it is gratifying to see a mod who is so on the spot, keeping up with even the little things folks post.
Yes, this is something new. My Mac, on which I always use CTRL+V to paste, is on the fritz; I'm using my wife's PC, and, you're right, the right-click is what's the issue.
Mystery solved!
Many thanks!
-Raycheetah =^[.]^=