function tConv(pTyp) {
  var img = new Image();
  img.onload = function(){ return true; }

  switch (pTyp) {
    case "b":
      img.src = "http://www.googleadservices.com/pagead/conversion/1065533325/?label=3q3tCOujrAEQjf-K_AM&guid=ON&script=0";
      break;
    case "m":
      img.src = "http://www.googleadservices.com/pagead/conversion/1065533325/?label=lFcQCMWkrAEQjf-K_AM&guid=ON&script=0";
      break;
    case "a":
      img.src = "http://www.googleadservices.com/pagead/conversion/1065533325/?label=0xjuCJ-lrAEQjf-K_AM&guid=ON&script=0";
      break;
    case "w":
      img.src = "http://www.googleadservices.com/pagead/conversion/1065533325/?label=0xjuCJ-lrAEQjf-K_AM&guid=ON&script=0";
      break;
    default:
      return false;
      break;
  }
  return true;
}