“There is no provision in the Constitution and no controllingAmerican case law to support a contention that the citizenship of one’s parents governs theeligibility of a native born U.S. citizen to be President”
http://www.scribd.com/doc/74176180/Qualifications-for-President-and-the-%E2%80%9CNatural-Born%E2%80%9D-Citizenship-Eligibility-Requirement
no controlling legal authority