function toggle_visibility(id) {
var e = document.getElementById(id);
if(e.style.display == 'none')
e.style.display = 'block';
else
e.style.display = 'none';
}
 function setOptions(chosen) {
if (chosen == " ") {
  var a = document.getElementById("citystate");
  var b = document.getElementById("zip");
  var c = document.getElementById("community");
  a.style.display = 'none';
  b.style.display = 'none';
  c.style.display = 'none';
}
if (chosen == "1") {
  var a = document.getElementById("citystate");
  var b = document.getElementById("zip");
  var c = document.getElementById("community");
  a.style.display = 'block';
  b.style.display = 'none';
  c.style.display = 'none';
}
if (chosen == "2") {
  var a = document.getElementById("citystate");
  var b = document.getElementById("zip");
  var c = document.getElementById("community");
  a.style.display = 'none';
  b.style.display = 'block';
  c.style.display = 'none';
}
if (chosen == "3") {
  var a = document.getElementById("citystate");
  var b = document.getElementById("zip");
  var c = document.getElementById("community");
  a.style.display = 'none';
  b.style.display = 'none';
  c.style.display = 'block';
}
}