The login for your ActionWeb account is any one of the email addresses you have on your account. For example, if the email address you have on your account profile is joe123@gmail.com, you would use that to login to your ActionWeb account:
If you have forgotten your password, just click on the "Forgot your password" link:
Assuming you know the email address you have on your account, you will then be emailed instructions on how to reset your account password.