An easy solution is to install a second DVD drive (depending upon the computers, that would be either external or internal). I keep an external drive set to Region 2 for all my European DVDs, with the internal set for Region 1. This has caused no problems
and works flawlessly.
david herren-lage - shoreham, vt us na terra solsys orionarm
"He has no enemies, but is intensely disliked by his friends." --- Oscar Wilde