I also see this glitches here in on my new PowerPC, too. I cannot remeber that I have seen these glitches on my old Intel machine. See the screenshots.
** Changed in: ubuntulooks gtk2-engines-ubuntulooks (Ubuntu) Status: Unconfirmed => Confirmed ** Attachment added: "broken button" http://librarian.launchpad.net/2423041/Bildschirmfoto.png ** Attachment added: "more broken bunttons..." http://librarian.launchpad.net/2423042/Bildschirmfoto-1.png ** Attachment added: "yet another broken button" http://librarian.launchpad.net/2423051/Bildschirmfoto-2.png -- Dapper Ubuntulooks: pressed buttons appear corrupted after windows are restored https://launchpad.net/bugs/42237 -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs