fluid user script for turntable.fm to alert growl

turntable.user.js

function setNP(str) {
  window.nowPlaying = str;
}

function nowPlaying() {
  return window.nowPlaying;
}

setTimeout(updateGrowl, 1000);
setInterval(updateGrowl, 5000);

setNP("");

function updateGrowl() {
  track = $("div.messages").find("div.message").last().find("span.text").text();

  if (track == nowPlaying()) {
    return;
  }

  else if (track.match(/^ started playing/)) {
    fluid.showGrowlNotification({
      title: "Turntable",
      description: track.slice(17, track.length),
      priority: 2,
      sticky: false
    });
    setNP(track);
  }
}