From: "Andy Walker" <awalker@nspank.invalid>


|
| Your best bet is to set a BIOS password on the computer and tell them
| it's out-of-bounds until you return.

And to add to this good advice...

Keep the PC in a common area of the house and only allow the use of the PC under parental
supervision.

--
Dave
http://www.claymania.com/removal-trojan-adware.html
http://www.ik-cs.com/got-a-virus.htm