var getAreaList = function (parent, child, third, fourth, url) {
    jQuery([child, third, fourth]).attr('disabled', 'disabled').html('<option selected="selected">Loading...</option>');
    jQuery(child).load(url, { id: jQuery(parent).val() }, function (response) {
        jQuery(this).removeAttr('disabled');
        if (third) {
            jQuery(third).empty();
        }
        if (fourth) {
            jQuery(fourth).empty();
        }
    });
    
    if (jQuery(".master :selected").val() == "N")
        jQuery(".nationwide_hide").hide();
    else
        jQuery(".nationwide_hide").show();

};