Howdy, > Thanks , but Ω is pronounced 'omaega', not 'ohm'... You cant pronounce some > greek letters properly (like η) and not others :-) ... The rest is > perfect! Well, I believe the Ω is the SI unit for resistance, Ohm, while η is the Greek letter, of course ;) Duke -- Jonathan "Duke" Leto jonathan at leto.net http://leto.net