function afterajax() {
  if (request.readyState == 4) {
    if (request.status == 200) {
      /* Get the response from the server */
      var response = request.responseText;
      var array = response.split("|");
      var alertNumber = array[0];
      var alertText = array[1];
      if (alertNumber == "1") {
      window.location = alertText;
      } else if (alertNumber == "0") {
      document.getElementById("status").innerHTML="<span class=\"red\">"+alertText+"</span>";
      document.getElementById("continue").disabled=false;
      } else {
      var required = array[2].split("~");
      for (i=0; i < required.length; i++) {
      var name = required[i]+"_label";
      document.getElementById(name).className="red";
      }
      document.getElementById("status").innerHTML="<span class=\"red\">"+alertText+"</span>";
      document.getElementById("continue").disabled=false;
      }
     } else {
      alert("Error! Request status is " + request.status);
    }
  }
}

function process() {
    document.getElementById("continue").disabled=true;
    document.getElementById("status").innerHTML="<span class=\"working\">Working...please wait.</span>";
   var label_string = "first_name~last_name~email~confirm_email~password_1~password_2~telephone~address~city~state~zip~country~realtor";
   var labels = label_string.split("~");
   for (i=0; i < labels.length; i++) {
      var name = labels[i]+"_label";
      document.getElementById(name).className="label";
   }
   var first_name = document.getElementById("first_name").value;
   var last_name = document.getElementById("last_name").value;
   var email = document.getElementById("email").value;
   var confirm_email = document.getElementById("confirm_email").value;
   var password_1 = document.getElementById("password_1").value;
   var password_2 = document.getElementById("password_2").value;
   var telephone = document.getElementById("telephone").value;
   var address = document.getElementById("address").value;
   var city = document.getElementById("city").value;
   var state = document.getElementById("state").value;
   var zip = document.getElementById("zip").value;
   var country = document.getElementById("country").value;
   var realtor = getradio("realtor");
   var heard_about_us = document.getElementById("heard_about_us").value;
   var url = "register_do.php";
   request.open("POST", url, true);
   request.onreadystatechange = afterajax;
   request.setRequestHeader("Content-Type","application/x-www-form-urlencoded");
   request.send("first_name=" + escape(first_name) + "&last_name=" + escape(last_name) + "&email=" + escape(email) + "&confirm_email=" + escape(confirm_email) + "&password_1=" + escape(password_1) + "&password_2=" + escape(password_2) + "&telephone=" + escape(telephone) + "&address=" + escape(address) + "&city=" + escape(city) + "&state=" + escape(state) + "&zip=" + escape(zip) + "&country=" + escape(country) + "&realtor=" + escape(realtor) + "&heard_about_us=" + escape(heard_about_us));        
}

function getradio(name) {
  var group = document.getElementsByName(name);
  for (i=0; i < group.length; i++) {
    if (group[i].checked == true) {
      var radiovalue = group[i].value;
    }
  }
  if (radiovalue == undefined) {
  return "";
  } else {
  return radiovalue;
  }
}

function redirect(name,destination) {
if (name == "") {
} else {
document.getElementById("redirect"+name).disabled=true;
}
window.location = destination;
}