crwdns2934241:0crwdne2934241:0 Xen
crwdns2934249:0crwdne2934249:0:
For most mac computers you can boot to the OS install disc and run reset password from the utilities menu. If the person you bought the unit from did not include the discs you can call apple care and order a new copy of the install discs.
crwdns2915684:0crwdne2915684:0:
open