I’m not sure if this applies specifically to campaign events, but it deal with intimidation of voters, attempting to force them to vote a certain way.
Chapter 29Elections and Political Activities
§ 594. Intimidation of voters
Whoever intimidates, threatens, coerces, or attempts to intimidate, threaten, or coerce, any other person for the purpose of interfering with the right of such other person to vote or to vote as he may choose, or of causing such other person to vote for, or not to vote for, any candidate for the office of President, Vice President, Presidential elector, Member of the Senate, Member of the House of Representatives, Delegate from the District of Columbia, or Resident Commissioner, at any election held solely or in part for the purpose of electing such candidate, shall be fined under this title or imprisoned not more than one year, or both.
http://www.fec.gov/law/feca/feca.pdf
It may apply. That type of politics is what this nation fought a war against. Sounds like Obama wants to be a dictator. I wish I knew someone that could pursue this. I think this law applies
I think that only applies at polling places. That's why there are laws against campaigning withing 50 yards(give or take) of a polling place.
Not sure how to get a formal complaint filed, but the following from your link is definitely applicable:
Seems to me this would definitely apply to Senator McCain and any other Federal Members that were with him.
I did find that the barakobama.com servers are in San Jose, and registered in North Carolina.