Where does SculptureGallery.com cross the line into the pornography business?

In an attempt to placate this person, I fitted David out in the underware shown here. Hey, you've gotta have a sense of humor to make it in this business. The public reaction was mixed. Some thought it was great, and worthy of a good laugh. Others felt that we were mocking great art.
What do you think? Do you agree with former Attorney General Ashcroft that the statue of Lady Justice must have her bare bosom draped before it could be shown behind him on television?