// JavaScript Document
// <![CDATA[
function request01(f) {
	document.getElementById('load').style.display = 'none';//loading
	document.getElementById('err0').style.display = 'none';//mail
	document.getElementById('feedback').style.display = 'none';//réussi
	document.getElementById('msg').style.display = 'none';//message par default

	var xhr_object = null;
	
	if(window.XMLHttpRequest) // Firefox
		xhr_object = new XMLHttpRequest();
	else if(window.ActiveXObject) // Internet Explorer
		xhr_object = new ActiveXObject("Microsoft.XMLHTTP");
	else { // XMLHttpRequest non supporté par le navigateur
		alert("Votre navigateur ne supporte pas les objets XMLHTTPRequest...");
		return;
	}
	var method   = "POST";
	var filename = "mailing.php";
	var s0       = f.elements["courriel"].value;
		
	var data     = null;
	
	
	data = "s0="+s0;
	
	xhr_object.open(method, filename, true);
	
	xhr_object.onreadystatechange = function anonymous() {
	
		if(xhr_object.readyState == 4) {
		
			document.getElementById('load').style.display = 'none';//loading
			document.getElementById('err0').style.display = 'none';//mail
			document.getElementById('feedback').style.display = 'none';
			
			var tmp = xhr_object.responseText.split(":");
			//alert(tmp);
			
			if(typeof(tmp[0]) != "undefined") {
				if(tmp[1] != "go"){
					document.getElementById('err0').style.display = 'block';
				}else{
					document.getElementById('feedback').style.display = 'block';
				}
				document.getElementById('Submit').disabled=false;
			}
			/*if(tmp[2] == "go"){
				document.getElementById('load').style.display = 'none';
			}*/
		}else if(xhr_object.readyState < 4) {
				document.getElementById('load').style.display = 'block';
				document.getElementById('Submit').disabled=true;
		}
	}

	xhr_object.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");

	xhr_object.send(data);
} 
// ]]>