// COOKIE CONTROLS

function checkAudioCookie() {
  audioCookie = getAudioCookie('audio');
  if (audioCookie == 'play') {
    imageURL = "images/audio.gif";
    document.audioImage.src = imageURL;
    playAudioStart();
  }
  else if (audioCookie == 'stop') {
    imageURL = "images/noaudio.gif";
    document.audioImage.src = imageURL;
    playAudioStop();
  }
  else {
    imageURL = "images/audio.gif";
    document.audioImage.src = imageURL;
    playAudioStart();
  }
}

function getAudioCookie(c_name) {
  if (document.cookie.length>0) {
    c_start=document.cookie.indexOf(c_name + "=")
    if (c_start!=-1) {
      c_start=c_start + c_name.length+1 
      c_end=document.cookie.indexOf(";",c_start)
      if (c_end==-1) c_end=document.cookie.length
      return unescape(document.cookie.substring(c_start,c_end))
    }
  }
  return null
}

// AUDIO IMAGES

var imageURL = "images/audio.gif";

if (document.images) {
  var audio = new Image();
  audio.src = "images/audio.gif";
  var noaudio = new Image();
  noaudio.src = "images/noaudio.gif";
}

function changeAudioImage() {
  if (document.images) {
    if (imageURL == "images/noaudio.gif") {
      imageURL = "images/audio.gif";
      playAudioStart();
    }
    else {
      imageURL = "images/noaudio.gif";
      playAudioStop();
    }
    document.audioImage.src = imageURL;
  }
}

// AUDIO CONTROLS

function playAudioStart() {
  player.url="bin/audio.wma";
  player.settings.autoStart = true;
  player.settings.playCount = 1000;
  if (player.controls.isavailable('play')) {
    player.controls.play();
  }
  document.cookie = ('audio=play; expires=Mon, 26 May 2100 13:00:00 UTC; path=/');
}

function playAudioStop() {
  if (player.controls.isavailable('stop')) {
    player.controls.stop();
  }
  document.cookie = ('audio=stop; expires=Mon, 26 May 2100 13:00:00 UTC; path=/');
}