function drop_down_list()
{
    var countries = $('#countries').val();
    
    if(countries == '0') // Alaska and District Columbia have no         counties
    {
    $('#cities_drop_down').hide();
    $('#no_cities_drop_down').show();
    }
    else 
    {
    $('#loading_cities_drop_down').show(); // Show the Loading...
	
    $('#cities_drop_down').hide(); // Hide the drop down
    $('#no_cities_drop_down').hide(); // Hide the "no counties" message (if it's the case)

    $.getScript(scriptUrl()+ countries.toLowerCase() +".js", function(){

    populate(document.form.cities);

 	$('#loading_cities_drop_down').hide(); // Hide the Loading...
	$('#cities_drop_down').show(); // Show the drop down
    });
    }
}

$(document).ready(function(){
$("#countries").change(drop_down_list);
});

$(window).load(drop_down_list);