This forum is for issues regarding the forums themselves, not Live ID or logging into various websites (nobody here knows). However, we can send you to the right places.
(3) Could be a Live ID issue. You might have an issue with your Live ID kicking you out. For Live ID support, you'll want to go to the Live ID Help portal:
http://windowslivehelp.com/product.aspx?productid=10.
Thanks!
Ed Price a.k.a User Ed, Microsoft Experience Program Manager (Blog,
Twitter,
Wiki)