function validateFields() {
var posEmail = $('posEmail');
var posText = $('posText');
var whiteSpace = /^[\s]+$/;
   if ( posEmail.value == '' || whiteSpace.test(posEmail.value) ) {
      alert("Ne zaboravite unijeti adresu!");
   }else{
      sendPosEmail();
   }
}
function sendPosEmail () {
   var success = $('emailSuccess');
   var posEmail = $('posEmail');
   var posName = $('posName');
   var posRegard = $('posRegard');
   var posText = $('posText');
   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 = posRegard.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 stuff = "posName="+str1+"&posEmail="+str2+"&posRegard="+str3+"&posText="+str4;
   loadXMLPosDoc(page,stuff)
}
function showContactTimer () {
   var loader = $('loadBar');
   loader.style.display = 'block';
   sentTimer = setTimeout("hideContactTimer()",6000);
}

function hideContactTimer () {
   var loader = $('loadBar');
   var success = $('emailSuccess');
   var fieldArea = $('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 = '';
      }
   }
   for ( j=0;j<tAreasLen;j++ ) {
      tAreas[j].value = '';
   }
}

function ajaxContact() {
var frmEl = $('cForm');
if (frmEl != null) {
   addEvent(frmEl, 'submit', validateFields, false);
   frmEl.onsubmit = function() { return false; }
   }
}
addEvent(window, 'load',ajaxContact, false);