I`ve made a document about bullet type testing, I hope this would do some help in WM modification.
http://m00.laughingllamas.com/fileupload/?act=view&file=U09MREFUIFdNLXRlc3QxLmRvYw==
http://m00.laughingllamas.com/fileupload/?act=view&file=U09MREFUIFdNLXRlc3QxLmRvYw==