Replying to a message of James Vahn to Benjamin L Mcgee:
 >> Does anybody have ideas about how to implement a simple
 >> circular  buffer?  I'm not sure if I am using the term
 >> circular buffer correctly  so I'll try and explain what I'm
 >> looking for. 
 JV> Sounds good to me. Use ES:DI, DS:SI and CX in conjunction
 JV> with REP MOVSB and I think you'll find an easy solution for
 JV> your  buffer.
Much easier just to "move" a couple of pointers, not gobs of data :)
--- FleetStreet 1.21 NR
---------------