Former Speaker Newt Gingrich (R-Ga.) got a surprise endorsement Sunday for a potential 2012 presidential bid from Howard Dean, the former Democratic National Committee chairman.Gingrich said on Fox News Sunday that he is exploring with his family whether to launch a presidential campaign and that he will finalize his decision in February or March.Dean, who appeared opposite Gingrich on Fox, offered unlikely support. The Republican Party is lacking in ideas. ... He can supply intellectual leadership, he said. Gingrich had tons of ideas for moving America forward, not that he agrees with any of them, Dean added.Gingrich seemed taken aback by Deans words and a little chagrined. Theres my opponents primary clip, he said.The show also addressed this years midterm elections, and Dean held up the conviction politics of Rep. Tom Perriello (D-Va.), who faces a difficult race in his conservative district, as an example for other Democratic candidates.Hes explaining why he voted for the health care bill, Dean said. Hes not running away from anything, and thats what weve got to have in this party.Republicans are capitalizing on public discontent with this years health care overhaul in their midterm campaigns.