function FillBilling(f) {
  if(f.billingtoo.checked == true) {
    f.ship_firstName.value = f.billing_firstName.value;
	f.ship_lastName.value = f.billing_lastName.value;
	f.ship_address.value = f.billing_address.value;
	f.ship_apt.value = f.billing_apt.value;
	f.ship_city.value = f.billing_city.value;
	f.ship_state.value = f.billing_state.value;
	f.ship_zip.value = f.billing_zip.value;
  }
}