Why let the wingnuts have all the fun? Their internet shock troops frequently indulge in email-bombing campaigns to harass public figures into line. There's no reason we can't do the same -- with, of course, the moderate and reasoned tone we pride ourselves on.
Delinking and pulling ads is a bad idea for every Democrat. Our party elders should be made aware of this.
We've posted some reasons why this is, and some recommended text as a letter to send to public figures, over at For the Record.
See also this excellent post over on MyDD.