WindTree

First switch your java ability to ON, then,
look this beautiful thing found at "http://www.fortunecity.com/victorian/crescent/232/windtree.htm":

Copyright (C) 1998 by Hiroshi Yuki.
All rights reserved.
Homepage: http://www.st.rim.or.jp/~hyuki/
Email: hyuki@st.rim.or.jp