Here's the bones of the sweet heart deal.
http://www.whitehouse.gov/news/releases/2005/03/print/20050323-1.html
http://www.cfr.org/publication/7912/creating_a_north_american_community_chairmens_statement.html?breadcrumb=default
http://www.oas.org/main/main.asp?sLang=E&sLink=http://www.oas.org/OASpage/press_releases/home_eng/press.asp