function showEmail(str){
	xmlhttp=GetXmlHttpObject();
	if (xmlhttp==null){
		alert ("Browser does not support HTTP Request");
		return;
	}
	var url="newsletter.php?submit=checkemail";
	url=url+"&email=" + document.getElementById("emailnewsletter").value;

	xmlhttp.open("GET",url,true);
	xmlhttp.send(null);
	xmlhttp.onreadystatechange = stateChanged;
}

function stateChanged(){
	if(xmlhttp.readyState==4){
		emailresponse = xmlhttp.responseText;
		document.getElementById("txtright").innerHTML=emailresponse;
	}
}


function GetXmlHttpObject(){
	if (window.XMLHttpRequest){ return new XMLHttpRequest(); }
	if (window.ActiveXObject) { return new ActiveXObject("Microsoft.XMLHTTP"); }
	return null;
}