Well reset your password via the hotmail page. Take off the parental control from your computer or talk to your company's tech department and try to convince them your personal e-mail should be accessible during working hours.
You should provide a few more details as what exactly the problem is. Is it just your computer it's blocked from, are you at home or work, did you just forget your password, are you trying to get info on how to hack into somebody's hotmail account? You know that type of thing.