I need it because won't boot normaly nor in Safe Mode. The PC won't repair itself & I don't wan't restore Vista just yet. I've found that if I press F8, I'll get a list of options where one of them is some repair tools that can be accessed with my local login.
More aboutretreive local user password
How far does the boot process get? Do you have a OS disc?
If you haven't set a password, it will be blank by default.