function validateFields()
{
var frmEl = document.getElementById('aForm');
var aName = document.getElementById('aName');
var aEmail = document.getElementById('aEmail');
var aComment = document.getElementById('aComment');
var aTo = document.getElementById('aTo');

var whiteSpace = /^[\s]+$/;

if ( aComment.value == '' || whiteSpace.test(aComment.value) )
	{
	alert("Вы ничего не написали");
	aComment.focus();
	}
	else if ( aEmail.value == '' )
		{
		alert("Вы неуказали свой email");
		aEmail.focus();
		}
		else if ( aName.value == '' )
			{
			alert("Вы забыли указать как к Вам обращаться");
			aName.focus();
			}
			else
				{
				sendPosEmail();
				}
}

function sendPosEmail () {
	var success = document.getElementById('emailSuccess');
	var aName = document.getElementById('aName');
	var aEmail = document.getElementById('aEmail');
	var aComment = document.getElementById('aComment');
	var aTo = document.getElementById('aTo');

	var page = "http://bioenergia.ru/amail.php";
	
	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 = aName.value;
	str1 = str1.replace(/&/g,"**am**");
	str1 = str1.replace(/=/g,"**eq**");
	str1 = str1.replace(/\+/g,"**pl**");
	var str2 = aEmail.value;
	str2 = str2.replace(/&/g,"**am**");
	str2 = str2.replace(/=/g,"**eq**");
	str2 = str2.replace(/\+/g,"**pl**");
	var str3 = aComment.value;
	str3 = str3.replace(/&/g,"**am**");
	str3 = str3.replace(/=/g,"**eq**");
	str3 = str3.replace(/\+/g,"**pl**");
	var str4 = aTo.value;

	var stuff = "aName="+str1+"&aEmail="+str2+"&aComment="+str3+"&aTo="+str4;

	loadXMLPosDoc(page,stuff)
}

function showContactTimer () {
	var loader = document.getElementById('loadBar');
	loader.style.display = 'block';
	sentTimer = setTimeout("hideContactTimer()",5000);
}

function hideContactTimer () {
	var loader = document.getElementById('loadBar');
	var success = document.getElementById('emailSuccess');
	var fieldArea = document.getElementById('ajaxForm');
	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 = grabPosXML("confirmation");
	// 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 = document.getElementById('aForm');
addEvent(frmEl, 'submit', validateFields, false);
frmEl.onsubmit = function() { return false; }
}

addEvent(window, 'load', ajaxContact, false);