Blogger Ana Marie Cox, whose exit-poll postings on her site wonkette.com contributed to the flurry of Democratic excitement on Election Day, has gotten into a nasty spat with right-wing Newsweek writer Charles Gasparino. The tiff started when the two clashed over politics on Tina Brown's CNBC show, "Topic A," back on Oct. 10. The next day, Cox told the Society of Professional Journalists at Columbia University: "He's just kind of a dork ... I just think he's just a jerk." Gasparino fired back last week: "She's not a journalist. The problem with these liberal pundits is they have no clue...