Yes, I'm afraid you have fallen victim to a well-known phishing website. If you also entered your PIN then the phishers will have removed any Bitcoin that were in your account. In order to reset your password, you'll have to follow the instructions here: http://dkn255hz262ypmii.onion/wiki/index.php?title=Frequently_Asked_Questions#I_forgot_my_passphrase. The ONLY active Silk Road URL is silkroadvb5piz3r.onion, and Silk Road will NEVER ask you for your PIN at login. Libertas