I rather thought they used ASCII text, sometimes strained through ANSI for color, but ASCII was the primary character set/map. Cheers... Ed Tillman Store Automation Tech Support Specialist Valero Energy Corporation San Antonio, Texas, USA Office: (210)592-3110, Fax (210)592-2048 Email: edward.tillman(a)valero.com <mailto:edward.tillman@valero.com> -----Original Message----- From: Ron Hudson [mailto:rhudson@cnonline.net] Sent: Friday, April 11, 2003 9:25 PM To: Classic Computers Subject: Help nomenclature??? IBM had a standard for text based user interfaces. Systems Architecure blah blah.. Many of the DOS6.2 programs exibit this user interface, like "Edit" and perhaps "Qbasic" What was that called?? Thanks.