function ToggleStateWithZip(val, prefix) {
  var str1 = prefix + "non_us_state";
  var str2 = prefix + "non_us_zip";
  var str3 = prefix + "us_state";
  var str4 = prefix + "us_zip";

  if (val == "United States") {
    elemoff = document.getElementById(str1);
    elemoff2 = document.getElementById(str2);
    elemon = document.getElementById(str3);
    elemon2 = document.getElementById(str4);
  } else {
    elemoff = document.getElementById(str3);
    elemoff2 = document.getElementById(str4);
    elemon = document.getElementById(str1);
    elemon2 = document.getElementById(str2);
  }

  elemon.style.display = "block";
  elemon2.style.display = "block";
  elemoff.style.display = "none";
  elemoff2.style.display = "none";
}