var xmlhttp;

function send() {
xmlhttp=GetXmlHttpObject();
	if (xmlhttp==null) {
		alert ("Browser does not support HTTP Request");
  		return;
  	}
var name = document.getElementById('name').value;
var email = document.getElementById('email').value;
var message = document.getElementById('message').value;
var entered = document.getElementById('code').value;
var params = "name="+name+"&email="+email+"&message="+message+"&subject=message from contact form";

	if (entered != sum) {
 		document.getElementById('confirmed').innerHTML="<img src='images/cross_20.png' alt='incorrect' style='border:none;vertical-align:middle;margin-left:10px;' />";
	}
	if (entered == sum) {
		document.getElementById('confirmed').innerHTML="";
		document.getElementById('button').innerHTML="Sending Message <img src='images/ajax-loader.gif' alt='sending' style='border:none;vertical-align:middle;margin-left:10px;' />";
			var url = "ajaxincludes/sendcontact.php";
			xmlhttp.onreadystatechange=sendcontact;
			xmlhttp.open("POST",url,true);
			xmlhttp.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
			xmlhttp.setRequestHeader("Content-length", params.length);
			xmlhttp.setRequestHeader("Connection", "close");
			xmlhttp.send(params);
	}
}
function sendcontact() {
	if (xmlhttp.readyState==4) {
		document.getElementById("contactresponse").innerHTML=xmlhttp.responseText;
		document.getElementById("confirmed").innerHTML="";
		document.getElementById("name").value="";
		document.getElementById("email").value="";
		document.getElementById("message").value="";
		document.getElementById("code").value="";
		document.getElementById("button").innerHTML="<input type=\"submit\" class=\"button_m\" value=\"Send\" onclick=\"send()\" />";
	}
}
function GetXmlHttpObject() {
	if (window.XMLHttpRequest) { // code for IE7+, Firefox, Chrome, Opera, Safari
		return new XMLHttpRequest();
	}
	if (window.ActiveXObject) { // code for IE6, IE5
		return new ActiveXObject("Microsoft.XMLHTTP");
	}
return null;
}