pencil.png is a GPLv2+ file download here:

http://www.egregorion.net/works/Chameleon-SkyBlue-0.5.tar.bz2
(is not available now)
ftp://ftp.tw.freebsd.org/pub/FreeBSD/distfiles/Chameleon-SkyBlue-0.5.tar.bz2
