Paid Political Ads Online: What do users think?

A new study just released by the Online Publishers Association reports that 60 percent of Internet users say they would likely
would notice a campaign ad online. According to the study conducted, which was by the Center for Survey and Research Analysis at the University of Connecticut, nearly 30 percent of the respondents expressed interest in seeing political ads on the Web.
This is on my radar because of the piece I am working on and the general relevance of this to the start of the October 2004 political campaigns. Some other bits of research from the past 3 years that could provide some interesting historical perspective include some interesting Pew reports:
2003: Political Sites Gain, But Major News Sites Still DominateModest Increase in campaign use for Internet in 2002
2002: Digital Town Hall: How local officals user the Internet
2000: Internet Election News Audience Seeks Convenience, Familiar Names: Youth Vote Influenced By Online Information