Wahoo! Thank you, for pointing at a concrete reason to make offer your reply and comment on be the same page.
I've been meaning to do it for some time, but couldn't justify it, since the only benifits were part of a master plan of dubious value and quite a bit of work.
Warning: Unless otherwise stated, code is untested. Do not use without understanding. Code is posted in the hopes it is useful, but without warranty. All copyrights are relinquished into the public domain unless otherwise stated. I am not an angel. I am capable of error, and err on a fairly regular basis. If I made a mistake, please let me know (such as by replying to this node).