The Democrats have started a meme trying to show the Republicans as full of rage and out of control, based on some anti-Obama shouts at some of McCain’s rallies. McCain has exacerbated this by trying to calm some of it down.
Please go read this article over at Michelle Malkin. Be sure to scroll all the way to the bottom, if you don’t actually read the article. The article graphically illustrates what the Democrats and the left in general seem to think is OK if it’s coming from their side.