var CitiesTimeout;

function showCities() {
 document.getElementById('cities').className = 'visible'; 
 }

function hideCities() {
 document.getElementById('cities').className = 'invisible'; 
}

function hideCitiesTimeout(){
  CitiesTimeout=window.setTimeout( 'hideCities()', 2500 );
}

function clearCitiesTimeout(){
  window.clearTimeout(CitiesTimeout);
}

function go (href)
{
	document.location = href;	
}