function validateFields() {

  var frmEl = document.getElementById('cForm');
  var posName = document.getElementById('posName');
  var posEmail = document.getElementById('posEmail');
  var posText = document.getElementById('posText');
  var posCompany = document.getElementById('posCompany');
  var posPhone = document.getElementById('posPhone');
  
  var whiteSpace = /^[\s]+$/;
  var inputs = [posName, posEmail, posText, posPhone, posCompany];
  var send_email = true;
  for (x in inputs){
    var input = inputs[x]
    if ( input.value == null || input.value == '' || whiteSpace.test(input.value) ) {
      alert("Please fill in all of the fields in the form.");
      return false;
    }
  }
  var emailRegX = /^([^@\s]+)@((?:[-a-z0-9]+\.)+[a-z]{2,})$/i
  if(!emailRegX.test(posEmail.value)){
    alert("Please enter a valid email address");
    return false
  }
  // var phoneRegX = /^(?:(?:\+?1\s*(?:[.-]\s*)?)?(?:\(\s*([2-9]1[02-9]|[2-9][02-8]1|[2-9][02-8][02-9])\s*\)|([2-9]1[02-9]|[2-9][02-8]1|[2-9][02-8][02-9]))\s*(?:[.-]\s*)?)?([2-9]1[02-9]|[2-9][02-9]1|[2-9][02-9]{2})\s*(?:[.-]\s*)?([0-9]{4})(?:\s*(?:#|x\.?|ext\.?|extension)\s*(\d+))?$/
  var phoneRegX = /\d/
  if(!phoneRegX.test(posPhone.value)){
    alert("Please enter a valid phone number");
    return false
  }

  sendPosEmail();
}

function sendPosEmail () {
  var success = document.getElementById('emailSuccess');
  var posName = document.getElementById('posName');
  var posEmail = document.getElementById('posEmail');
  var posRegard = document.getElementById('posRegard');
  var posText = document.getElementById('posText');
  var posPhone = document.getElementById('posPhone');
  var posCompany = document.getElementById('posCompany');
  var captcha = document.getElementById('posCaptcha');
  var page = "scripts/xmlHttpRequest.php?contact=true&xml=true";
  
  showContactTimer(); // quickly begin the load bar
  success.style.display = 'none'; // hide the success bar (incase this is a multi-email
  
  // convert (&, +, =) to string equivs. Needed so URL encoded POST won't choke.
  var str1 = posName.value;
  str1 = str1.replace(/&/g,"**am**");
  str1 = str1.replace(/=/g,"**eq**");
  str1 = str1.replace(/\+/g,"**pl**");
  var str2 = posEmail.value;
  str2 = str2.replace(/&/g,"**am**");
  str2 = str2.replace(/=/g,"**eq**");
  str2 = str2.replace(/\+/g,"**pl**");
  var str3 = posPhone.value;
  str3 = str3.replace(/&/g,"**am**");
  str3 = str3.replace(/=/g,"**eq**");
  str3 = str3.replace(/\+/g,"**pl**");
  var str4 = posText.value;
  str4 = str4.replace(/&/g,"**am**");
  str4 = str4.replace(/=/g,"**eq**");
  str4 = str4.replace(/\+/g,"**pl**");
  var str5 = posCompany.value;
  str4 = str4.replace(/&/g,"**am**");
  str4 = str4.replace(/=/g,"**eq**");
  str4 = str4.replace(/\+/g,"**pl**");
 
  var stuff = "posName="+str1+"&posEmail="+str2+"&posPhone="+str3+"&posText="+str4+"&verify="+captcha.value;
  loadXMLPosDoc(page,stuff)

}
function showContactTimer () {
  var success = document.getElementById('emailSuccess');
  success.style.display = "none";
  var fail = document.getElementById('emailFail');
  fail.style.display = "none";
  var loader = document.getElementById('loadBar');
  loader.style.display = 'block';
  sentTimer = setTimeout("hideContactTimer()",6000);
}

function hideContactTimer () {  
  var loader = document.getElementById('loadBar');
  loader.style.display = "none";
  if ( grabPosXML('status') != 'OK' ) {
    var success = document.getElementById('emailSuccess');
    success.style.display = "none";
    var fail = document.getElementById('emailFail');
    fail.style.display = "block";
  } else {
    var fail = document.getElementById('emailFail');
    fail.style.display = "none";
    var success = document.getElementById('emailSuccess');
    var fieldArea = document.getElementById('contactFormArea');
    var inputs = fieldArea.getElementsByTagName('input');
    var inputsLen = inputs.length;
    var tAreas = fieldArea.getElementsByTagName('textarea');
    var tAreasLen = tAreas.length;
    // Hide the load bar alas! Done Loading
    success.style.display = "block";
    // success.innerHTML = '<strong style="color:green;">'+grabPosXML("confirmation")+'</strong>';
    // Now Hijack the form elements
    for ( i=0;i<inputsLen;i++ ) {
      if ( inputs[i].getAttribute('type') == 'text' ) {
        inputs[i].value = '';
      }
    }
    for ( j=0;j<tAreasLen;j++ ) {
      tAreas[j].value = '';
    }
  }
}

var antiSpam = function() {
  if (document.getElementById('posCaptcha')) {
    a = document.getElementById('posCaptcha');
    if (isNaN(a.value) == true) {
      a.value = 0;
    } else {
      a.value = parseInt(a.value) + 1;
    }
  }
  setTimeout('antiSpam()', 1000);
}

antiSpam();

function ajaxContact() {
var frmEl = document.getElementById('cForm');
addEvent(frmEl, 'submit', validateFields, false);
frmEl.onsubmit = function() { return false; }
}
addEvent(window, 'load',ajaxContact, false);