Brush Creater has stopped working, help?

This is in 8, and it has worked wonderfully, until this. You hit it,
and it reshuffles some windows, but the creater is not visible, but
the ck mark is there, and you need to turn it off to get back your
image.

Greg
http://gregsplace.50megs.com
http://www.picturetrail.com/fugitive1