we have tried this method but then when you want to
install something you have to first install the correct
windows installer.

to combat this problem we user " deep freeze ". you can
get a trial copy and try this before opting to purchase
this product. here is the url:
http://www.faronics.com/html/choose.asp





checked around and came up with a few registry tweaks that
didn't work. Can anyone help???