var xmlHttp;
var action;

function createXMLHttpRequest() {
	if (window.ActiveXObject) {
		xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
	}
	else if (window.XMLHttpRequest) {
		xmlHttp = new window.XMLHttpRequest();
	}
}

function newsLetter(email, action) {
	createXMLHttpRequest();
	xmlHttp.onreadystatechange = handleStateChange;
	xmlHttp.open("GET", "_lib/_php/newsletter.php?email="+email+"&action="+action, true);
	xmlHttp.send(null);
}


function handleStateChange() {
	if(xmlHttp.readyState == 4) {
		if(xmlHttp.status == 200) {
			var text = xmlHttp.responseText;
			document.getElementById('email').value = "";
			if(text == "removed") {
				alert("Du er ikke længere tilmeldt myhedslisten");
			}
			else if(text == "registered") {
				alert("Du er nu tilmeldt myhedslisten");
			}
		}
		else {
			alert("Server reponse: "+xmlHttp.status);
		}
	}
}