Try unplugging any item such as USB devices and retry.
Can you make to the command line safe mode? (not safe mode, but command mode)
I have attempted several times to boot up in Safe Mode. Once the Log-on Screen appears, the computer freezes up: No mouse, no tab key, no arrow keys, no Ctrl-Alt-Delete. Subsequently I am unable to log in as administrater.
AMD Athalon 2500+
Soyo KT600 Plus Dragon
1 Gig Ram
Win XP Pro +SP 2
Anyother infor will be gladly provided.