if (document.getElementById) { // include all feature tests needed for your DOM script
  createStyleRule("#toggle1", "display:block;");
  createStyleRule("#toggle2", "display:none;");
  createStyleRule("#toggle3", "display:none;");
  createStyleRule("#membership", "display:none;");
  window.onload = myUnobtrusiveBehavior;
}


// called onload
function myUnobtrusiveBehavior() {
  setElementStyleById("toggle1", "display", "block"); // fallback for IE5/Mac
  setElementStyleById("toggle2", "display", "none"); // fallback for IE5/Mac
  setElementStyleById("toggle3", "display", "none"); // fallback for IE5/Mac
  setElementStyleById("membership", "display", "none"); // fallback for IE5/Mac

  if (document.getElementById("butt_eight").checked == true)
  {
    setElementStyleById("toggle1", "display", "none");
    setElementStyleById("toggle2", "display", "none");
    setElementStyleById("toggle3", "display", "none");
  };

  if (document.getElementById("butt_six").checked == true)
  {
    setElementStyleById("toggle1", "display", "none");
    setElementStyleById("toggle2", "display", "none");
    setElementStyleById("toggle3", "display", "none");
  };

  if (document.getElementById("butt_seven").checked == true)
  {
    setElementStyleById("toggle1", "display", "none");
    setElementStyleById("toggle2", "display", "block");
    setElementStyleById("toggle3", "display", "none");
  };

  if (document.getElementById("butt_nine").checked == true)
  {
    setElementStyleById("toggle1", "display", "none");
    setElementStyleById("toggle2", "display", "block");
    setElementStyleById("toggle3", "display", "block");
  };

  if (document.getElementById("butt_one").checked == true && (document.getElementById("user_university_id").value == '1' && document.getElementById("user_faculty").value == 'Medicine'))
  {
    // setElementStyleById("medsoc-member", "display", "block");
    // setElementStyleById("vetsoc-member", "display", "block");
    // document.getElementById("user_membership_vetsoc").checked = false
  };


  if (document.getElementById("butt_two").checked == true && (document.getElementById("user_university_id").value == '1' && document.getElementById("user_faculty").value == 'Veterinary Science'))
  {
    // setElementStyleById("medsoc-member", "display", "none");
    // setElementStyleById("vetsoc-member", "display", "block");
    // document.getElementById("user_membership_medsoc").checked = false
  };

  document.getElementById("butt_one").onclick = function() {
    setElementStyleById("toggle1", "display", "block");
    setElementStyleById("toggle2", "display", "none");
    setElementStyleById("toggle3", "display", "none");
    setElementStyleById("membership", "display", "block");
    document.getElementById("user_faculty").selectedIndex = 1;
    document.getElementById("user_university_id").selectedIndex = 1
    document.getElementById("user_membership_none").checked = true
  };

  document.getElementById("butt_two").onclick                   = function() {
    setElementStyleById("toggle1", "display", "block");
    setElementStyleById("toggle2", "display", "none");
    setElementStyleById("toggle3", "display", "none");
    document.getElementById("user_faculty").selectedIndex       = 5;
    document.getElementById("user_university_id").selectedIndex = 0
  };

  document.getElementById("butt_sixteen").onclick = function() {
    setElementStyleById("toggle1", "display", "block");
    setElementStyleById("toggle2", "display", "none");
    setElementStyleById("toggle3", "display", "none");
    document.getElementById("user_university_id").selectedIndex = 1
    document.getElementById("user_faculty").selectedIndex = 5;
  };

  document.getElementById("butt_three").onclick = function() {
    setElementStyleById("toggle1", "display", "block");
    setElementStyleById("toggle2", "display", "none");
    setElementStyleById("toggle3", "display", "none");
    document.getElementById("user_faculty").selectedIndex = 4
    document.getElementById("user_university_id").selectedIndex = 0
    document.getElementById("user_membership_none").checked = true
  };

  document.getElementById("butt_eleven").onclick = function() {
    setElementStyleById("toggle1", "display", "block");
    setElementStyleById("toggle2", "display", "none");
    setElementStyleById("toggle3", "display", "none");
    setElementStyleById("membership", "display", "none");
    document.getElementById("user_faculty").selectedIndex = 1
    document.getElementById("user_university_id").selectedIndex = 0
    document.getElementById("user_membership_none").checked = true
  };

  document.getElementById("butt_ten").onclick = function() {
    setElementStyleById("toggle1", "display", "block");
    setElementStyleById("toggle2", "display", "none");
    setElementStyleById("toggle3", "display", "none");
    document.getElementById("user_faculty").selectedIndex = 4
    document.getElementById("user_university_id").selectedIndex = 1
    document.getElementById("user_membership_none").checked = true
  };
  
  document.getElementById("butt_four").onclick = function() {
    setElementStyleById("toggle1", "display", "block");
    setElementStyleById("toggle2", "display", "none");
    setElementStyleById("toggle3", "display", "none");
    document.getElementById("user_faculty").selectedIndex = 3
    document.getElementById("user_membership_none").checked = true
  };

  document.getElementById("butt_twelve").onclick = function() {
    setElementStyleById("toggle1", "display", "block");
    setElementStyleById("toggle2", "display", "none");
    setElementStyleById("toggle3", "display", "none");
    document.getElementById("user_faculty").selectedIndex = 2
    document.getElementById("user_membership_none").checked = true
  };

  document.getElementById("butt_five").onclick = function() {
    setElementStyleById("toggle1", "display", "block");
    setElementStyleById("toggle2", "display", "none");
    setElementStyleById("toggle3", "display", "none");
    setElementStyleById("medsoc-member", "display", "none");
    setElementStyleById("vetsoc-member", "display", "none");
    document.getElementById("user_faculty").selectedIndex = 0
    document.getElementById("user_university_id").selectedIndex = 1
    document.getElementById("user_membership_none").checked = true
  };

  document.getElementById("butt_six").onclick = function() {
    setElementStyleById("toggle1", "display", "none");
    setElementStyleById("toggle2", "display", "none");
    setElementStyleById("toggle3", "display", "none");
    // setElementStyleById("medsoc-member", "display", "none");
    // setElementStyleById("vetsoc-member", "display", "none");
    document.getElementById("user_faculty").selectedIndex = 0
    document.getElementById("user_membership_none").checked = true
  };

  document.getElementById("butt_seventeen").onclick = function() {
    setElementStyleById("toggle1", "display", "block");
    setElementStyleById("toggle2", "display", "none");
    setElementStyleById("toggle3", "display", "none");
    document.getElementById("user_membership_none").checked = true
  };

  document.getElementById("butt_seven").onclick = function() {
    setElementStyleById("toggle1", "display", "none");
    setElementStyleById("toggle2", "display", "block");
    setElementStyleById("toggle3", "display", "none");
    // setElementStyleById("medsoc-member", "display", "none");
    // setElementStyleById("vetsoc-member", "display", "none");
    document.getElementById("user_membership_none").checked = true
  };

  document.getElementById("butt_eight").onclick = function() {
    setElementStyleById("toggle1", "display", "none");
    setElementStyleById("toggle2", "display", "none");
    setElementStyleById("toggle3", "display", "none");
    // setElementStyleById("medsoc-member", "display", "none");
    // setElementStyleById("vetsoc-member", "display", "none");
    document.getElementById("user_membership_none").checked = true;
  };

  document.getElementById("butt_fourteen").onclick = function() {
    setElementStyleById("toggle1", "display", "none");
    setElementStyleById("toggle2", "display", "none");
    setElementStyleById("toggle3", "display", "none");
    // setElementStyleById("medsoc-member", "display", "none");
    // setElementStyleById("vetsoc-member", "display", "none");
    document.getElementById("user_membership_none").checked = true
  };

  document.getElementById("butt_thirteen").onclick = function() {
    setElementStyleById("toggle1", "display", "none");
    setElementStyleById("toggle2", "display", "none");
    setElementStyleById("toggle3", "display", "none");
    document.getElementById("user_membership_none").checked = true
  };

  document.getElementById("butt_nine").onclick = function() {
    setElementStyleById("toggle1", "display", "none");
    setElementStyleById("toggle2", "display", "block");
    setElementStyleById("toggle3", "display", "block");
    // setElementStyleById("medsoc-member", "display", "none");
    // setElementStyleById("vetsoc-member", "display", "none");
    document.getElementById("user_membership_none").checked = true
  };

  document.getElementById("user_faculty").onchange = function() {
    if (document.getElementById("user_university_id").value == '1' && document.getElementById("user_faculty").value == 'Medicine' && document.getElementById("butt_one").checked == true)
    {
    }
    else if (document.getElementById("user_university_id").value == '1' && document.getElementById("user_faculty").value == 'Medicine' && document.getElementById("butt_one").checked == false)
    {
    }
    else if (document.getElementById("user_university_id").value == '1' && document.getElementById("user_faculty").value == 'Veterinary Science' && document.getElementById("butt_two").checked == false)
    {
    }
    else if (document.getElementById("user_university_id").value == '1' && document.getElementById("user_faculty").value == 'Veterinary Science' && document.getElementById("butt_two").checked == true)
    {
    }
    else
    {
    }
    return false;
  };

  document.getElementById("user_university_id").onchange = function() {
    if(document.getElementById("user_university_id").value == '1' && document.getElementById("user_faculty").value == 'Medicine')
    {
      document.getElementById("user_membership_vetsoc").checked = false;
    }
    else if(document.getElementById("user_university_id").value == '1' && document.getElementById("user_faculty").value == 'Veterinary Science')
    {
      document.getElementById("user_membership_medsoc").checked = false;
    }
    
    else if(document.getElementById("user_university_id").value != '1')
    {
      document.getElementById("user_membership_medsoc").checked = false;
      document.getElementById("user_membership_vetsoc").checked = false;
      setElementStyleById("membership", "display", "none");
    }
    else
    {
    }
    return false;
  };

}