function gotoUrl(url) {
  document.location.href = mainurl + url;
  return true;
}

function listOn(e) {
	e.style.backgroundColor='transparent';
	e.style.borderColor='#c2c2c2';
}

function listOff(e) {
	e.style.backgroundColor='transparent';
	e.style.borderColor='#c2c2c2';
}