var purchased = 0;

function buynow() {
  purchased = 1;
  window.document.buynowForm.submit();
  return true;
}

function showcart() {
  if (purchased > 0) {
    window.opener.location="/cgi-bin/cartit.cgi";
    window.close();
  }
  return true;
}

function inOpener(url) {
  opener.location.href = url;
}