function isValidEmail(str) {
   return (str.indexOf(".") > 2) && (str.indexOf("@") > 0);
}

function validateFields() {
  var frmEl = document.getElementById('cForm');
  var posName = document.getElementById('posName');
  var posEmail = document.getElementById('posEmail');
  var posOrg = document.getElementById('posOrg');
  var whiteSpace = /^[\s]+$/;
  
  checked_boxes = 0
  var radios = document.getElementsByName('posType');
  var radiosLen = radios.length;
  for ( j=0;j<radiosLen;j++ ) {
    if ( radios[j].checked ) {
      checked_boxes++
    }
  }

  if ( posName.value == '' || whiteSpace.test(posName.value) ) {
    alert("Please enter your name.");
  } else if ( (posEmail.value == '' || whiteSpace.test(posEmail.value)) || !isValidEmail(posEmail.value)) {
    alert("Please enter a valid email address.");
  } else if ( posOrg.value == '' || whiteSpace.test(posOrg.value)) {
     alert("Please enter your organization.");
  } else if (checked_boxes < 1) {
     alert("Please select a cloud type.");
  } else {
    sendPosEmail();
  }

}
function sendPosEmail () {
  var success = document.getElementById('emailSuccess');
  var posName = document.getElementById('posName');
  var posEmail = document.getElementById('posEmail');
  var posPhone = document.getElementById('posPhone');
  var posProject = document.getElementById('posProject');
  var posOrg = document.getElementById('posOrg');
  
  var instanceTypes = []
  var radios = document.getElementsByName('posType');
  var radiosLen = radios.length;
  for ( j=0;j<radiosLen;j++ ) {
    if ( radios[j].checked ) {
      instanceTypes.push(radios[j].value)
    }
  }
  var posType = instanceTypes.join(', ');
  var page = "scripts/xmlHttpRequest2.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 = posProject.value;
  str4 = str4.replace(/&/g,"**am**");
  str4 = str4.replace(/=/g,"**eq**");
  str4 = str4.replace(/\+/g,"**pl**");
  var str5 = posType;
  str5 = str5.replace(/&/g,"**am**");
  str5 = str5.replace(/=/g,"**eq**");
  str5 = str5.replace(/\+/g,"**pl**");
  var str6 = posOrg.value;
  str6 = str6.replace(/&/g,"**am**");
  str6 = str6.replace(/=/g,"**eq**");
  str6 = str6.replace(/\+/g,"**pl**");

  var stuff = "posName="+str1+"&posEmail="+str2+"&posPhone="+str3+"&posProject="+str4+"&posType="+str5+"&posOrg="+str6;

  loadXMLPosDoc(page,stuff)
}
function showContactTimer () {
  var loader = document.getElementById('loadBar');
  loader.style.display = 'block';
  sentTimer = setTimeout("hideContactTimer()",6000);
}

function hideContactTimer () {
  var loader = document.getElementById('loadBar');
  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
  loader.style.display = "none";
  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 = '';
      inputs[i].checked=false;
    }
  }
  for ( j=0;j<tAreasLen;j++ ) {
    tAreas[j].value = '';
  }
  var radios = document.getElementsByName('posType');
  var radiosLen = radios.length;
  for ( j=0;j<radiosLen;j++ ) {
    radios[j].checked=false;
  }
}

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