Are they sharing the same Windows User Account with you?
Make them use their own User Account and password-protect your User Account.
Or if you insist on hiding it, try this:
http://www.raymond.cc/blog/archives/...n-my-computer/
"Kain Ceverus" wrote:
> Is there a way to stop other users from accessing my sharing folders through
> the C:/?
>
> I deleted the shortcut from their documents, but there's the main folder in
> the root of C:/ which I can't move or do anything with besides make
> shortcuts. Is there any way to make it so they can't get in to it? Please
> hurry, this is urgent...