Univision actually looked at the ad and decided not to run it.
Republican 527 group urges Nevada Latinos not to vote | Raw Story
"by not voting, Nevada Latinos would be helping to elect tea party favorite Sharron Angle, whose positions on immigration and the Latino community in general seem out of touch at best."
Plus, in thirty seconds or so it managed to lie at least twice; see above article.
See also
ThinkProgress » Home Page (http://thinkprogress.org/2010/10/19/latinos-for-reform-swift-boat/: - broken link)
"the group’s 8872 form lists the same P.O. Box number as the one belonging to the Admiral Roy F. Hoffmann Foundation, an organization founded by the chairman of Swift Boat Veterans for Truth (SBVT), Roy F. Hoffmann. For those who don’t recall, SBVT was another 527 group formed during the 2004 elections aimed at opposing Sen. John Kerry’s (D-MA) presidential bid by distorting and misrepresenting his war record."