Voters elected Ron Paul for 10 terms. He's a pediatrician.
Any doctor who can get elected 10 times has my respect, but you are right, anyone who opposes the war is asking to be labeled with the "wacko" stereotype.

McCain can sing "bomb bomb bomb bomb bomb iran, boooomb iraaaan" To the tune of "barbara ann" But that's just normal psychotic behavior, and we can't at all condemn that kind of thing. Someone who watches TV might think Iran expects to be bombed, or that they are "asking for it."

Here's the song to sing: http://www.videosift.com/video/Adam-Kontras-Lets-Bomb-Iran-to-the-tune-of-The-Beach-Boys-Barbara-Ann
Here's a moron singing it:
http://www.videosift.com/video/Bomb-Bomb-Bomb-Bomb-Bomb-Iran

In 1979 during the “Iran hostage crisis,” Vince Vance and the Valliants recorded “Bomb Iran” to the tune of The Beach Boys’ “Barbara Ann.” Adam Kontras sings his own “Lets’ Bomb Iran.”