23 Sep '05 14:25>
There used to be a good one here:
http://www7.brinkster.com/obyrne/rhp_rc.htm
but it hasn't been working for a while. Does anyone know of a similar calculator?
http://www7.brinkster.com/obyrne/rhp_rc.htm
but it hasn't been working for a while. Does anyone know of a similar calculator?