passw

hi i am on a network where lots of people want to copy files from me . but i am scared that they may delete some as i have to give them the admin passw (i used to give them the guest pass and had shared my drives but whenever someone logs in as guest now, anyone and anytime, it ALWAYS gives...

is there any way by default to set passwords to a specific folder in WIN-XP ?? i kno abt folder passw softwares and all and i got some .. but i wanna kno by default can we set the passw ... [and i kno abt multiple users and setting diff profiles 2 so pls dont reply on that context ....]