Don't have an account?
Search for an answer or ask a question of the zone or Customer Support.
You need to sign in to do that
Sign in to start searching questions
Signup for a Developer Edition
Sign in to start a discussion
Please go through with below link adn let me know if that helps you.
https://help.salesforce.com/HTViewHelpDoc?id=networks_customize_login.htm&language=en_US
if you need help then let me know .
Thanks, Sandeep