Type String Event fbconnect Revision 2017.3060 Keywords facebook, fbconnect, phase See also facebook.login() facebook.* event.token
This property is only present when event.type is "session". It takes on the following values:
"login""loginFailed""loginCancelled""logout"Note that if the user is already logged in, event.phase returns "login". When it is of another type, the property is nil.