Not only do computers have errors, but ones with identical memory, video cards and sound cards. We have a 9 station lab and all of the systems are the same. Do they run the same? No. Some of them are easy going, fun-loving. A few are grumpy and don't like change. Almost like people... Francis -- To post a message to the list, send it to jfw@xxxxxxxxxxxxx To unsubscribe from this mailing list, send a message to jfw-request@xxxxxxxxxxxxx with the word unsubscribe in the subject line. Archives located at: //www.freelists.org/archives/jfw If you have any concerns about the list, post received from the list, or the way the list is being run, do not post them to the list. Rather contact the list owner at jfw-admins@xxxxxxxxxxxxxx