Krishna Kumar's Profile

Hi, I am a newbie to ROR. I have read the episodes and done as it says. But I'm stuck at the logout section. My application need facebook authentication only. Users can login using their facebook parameters. I only need the name and uid of the logged user. But when the second user try to login facebook not prompting the login page and redirect to my application with last login user details. could anyone help me in this. Please help me as early as possible. Thanks in advance