Without a winking smiley or other blatant display of humor, it is impossible to create a parody of Fundamentalism that SOMEONE won't mistake for the real thing. (http://rationalwiki.org/wiki/Poe%27s_Law)

Poe's Law has been around for a while, and any post that seems to over the top to be real tends to be labeled a Poe. Trolling Rapture Ready (where this originally came from) is considered to be the Olympics of Poes.