Custom login page for SP 2010

http://blogs.technet.com/b/speschka/archive/2010/07/21/writing-a-custom-forms-login-page-for-sharepoint-2010-part-1.aspx

http://jsiegmund.wordpress.com/2010/05/20/sp2010-creating-a-mixed-mode-login-page-for-claims-based-authentication/