title: Linking new users signed in via Facebook connect to existing accounts
body: <p>I have recently implemented login to my via facebook connect. So now users have 2 ways of logging in to the site. The old way of registering an account and the new way (facebook connect).</p>
  
  <p>One thing I would like to do is link a new facebook connect user account to existing accounts if they logged in the old way.</p>
  
  <p>Has anyone had any success doing this?</p>