I noticed that if I add a layer mask to a layer, when I right click on the
layer some of the mask options are greyed out but still work. I.e. Apply
layer mask, delete... show... edit... disable... mask to selection are all
greyed out but they will still work if I click them.
"Love is a snowmobile racing across the tundra and then suddenly it
flips over, pinning you underneath. At night, the ice weasels come."
-- Matt Groening
Gimp-user mailing list