// šěščěžčřýřžášě

function createRequestObject(){
	var request_;
	var browser = navigator.appName;
	var request_ = (window.XMLHttpRequest ? new XMLHttpRequest : (window.ActiveXObject ? new ActiveXObject("Microsoft.XMLHTTP") : false));
    
	if(browser == "Microsoft Internet Explorer"){
		request_ = new ActiveXObject("Microsoft.XMLHTTP");
	}else{
		request_ = new XMLHttpRequest();
	}
	return request_;
}

var http = createRequestObject();

function newsletterJoin(e){
	var email=document.getElementById(e).value;

	http = createRequestObject();
	http.open('get', 'php/aac_newsletter_join.php?email=' + email);
	http.onreadystatechange = handleJoinNewsletter;
	http.send(null);
}

function handleJoinNewsletter(){
	if(http.readyState == 1) void(0);
	if(http.readyState == 2) void(0);
	if(http.readyState == 4){
		if(http.status == 200){
			response = http.responseText;
			
			document.getElementById("newsletter_info_area").innerHTML=response;
			setTimeout("clearSmallNewsletterArea();",3000);
		}
	}
}

function clearSmallNewsletterArea(){
	document.getElementById("newsletter_info_area").innerHTML=" ";
	document.getElementById("newsletter_email").value="";
}