function CheckStatus() {
  document.getElementById('LiveHelpStatus').src = parent.location.protocol + '//chat.interparcel.com/livehelp_au/statusbutton_image.php?ts=' + new Date().getTime();
}

function ShowChat() {
    window.open('http://chat.interparcel.com.au/livehelp/index.php?LANGUAGE=en', 'LiveHelpinterparcelcom', 'width=625, height=435, toolbar=0');
}

//setInterval ("CheckStatus()", 12000);

CheckStatus();