XP Frozen

[susan]

My college student's computer freezes during sign on of XP-
Home. Do I need to go into Safe Mode? How? Virus? Hard-
drive? Uuuugh!

 

[W????n]

My college student's computer freezes during sign on of XP-
Home. Do I need to go into Safe Mode? How? Virus? Hard-
drive? Uuuugh!

What does the error log say under admin tools in control panel?