For an analysis of the other documentation, see http://www.factcheck.org/elections-2008/print_born_in_the_usa.html
In the end, I doubt very much whether this will convince some people, because after all, the president will still be a black man and he will still have been elected by a majority of the citizens. For some people that fact alone will always stick in their craw.
Of course, now the tables can be turned. Let's see, Palin's graduation for university degree in erm.. journalism. And her son's birth certificate- which will put to rest all those rumors about the faked pregnancy. Let's see Michele Bachmann's law degree from William and Mary. Because in both of those cases, it really defies credulity.