On Thu, 23 Oct 2003, Glenn Ervin at home wrote: > Don't virtually all computers have 4 com ports, usually 2 external and 2 > internal. Um, are you thinjking of usb ports? Com ports are going out of fashion now, machines are being pushed out with none at all, arg!!! Even in the old days usually computers had 2 com ports, you had to install another controller to get the extra ones. HTH -- Toby Fisher Email: toby at tjfisher.co.uk Tel.: +44(0)1480 417272 Mobile: +44(0)7974 363239 ICQ: #61744808 Please avoid sending me Word or PowerPoint attachments. See http://www.fsf.org/philosophy/no-word-attachments.html