>Ummm...to me, making sure my 100-year old house, whose electrical system >is not *completely* stable yet, doesn't burn down because I overloaded >the circuits... Do you use a Mac? They don't create as much heat as a PC. Therefore create less of a load. I really doubt if the monitor refresh rate is going to create much of a load. You can call your local electric company and ask. -- Gary Pool gary at whiteroseproductions.com Web Developer White Rose Productions http://www.whiteroseproductions.com