var http_request = false;
 function makePOSTRequest(url, parameters) {
		http_request = false;
		if (window.XMLHttpRequest) { // Mozilla, Safari,...
			 http_request = new XMLHttpRequest();
			 if (http_request.overrideMimeType) {
				// set type accordingly to anticipated content type
					//http_request.overrideMimeType('text/xml');
					http_request.overrideMimeType('text/html');
			 }
		} else if (window.ActiveXObject) { // IE
			 try {
					http_request = new ActiveXObject("Msxml2.XMLHTTP");
			 } catch (e) {
					try {
						 http_request = new ActiveXObject("Microsoft.XMLHTTP");
					} catch (e) {}
			 }
		}
		if (!http_request) {
			 alert('Cannot create XMLHTTP instance');
			 return false;
		}
		
		http_request.onreadystatechange = alertContents;
		http_request.open('POST', url, true);
		http_request.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
		http_request.setRequestHeader("Content-length", parameters.length);
		http_request.setRequestHeader("Connection", "close");
		http_request.send(parameters);
 }

 function alertContents() {
		if (http_request.readyState == 4) {
			//alert(http_request.status);
			 if (http_request.status == 200) {
					//return http_request.responseText;
					if(http_request.responseText == '1'){
						alert('Votre demande a bien été enregistrée.');
					}
					else{
						alert('Votre demande a été rejetée.');
					}
					
			 } else {
					alert('There was a problem with the request.');
			 }
		}
 }
	

function lettreHebdo(){
	var bgcolor = '#BDD709';
	if(document.getElementById('newsletter') && document.getElementById('newsletter').value == ''){
		alert('Merci de bien vouloir saisir votre adresse email.');
		document.getElementById('newsletter').style.background = bgcolor;
	}
	else if(document.getElementById('newsletter') && (document.getElementById('newsletter').value.indexOf('@')<0 || document.getElementById('newsletter').value.indexOf('.')<0)){
		alert('Merci de bien vouloir saisir une adresse E-mail correcte.');
		document.getElementById('newsletter').style.background = bgcolor;
	}
	else{
		var poststr = 'email='+document.getElementById('newsletter').value;
		if(poststr != '-1'){
			relance = makePOSTRequest('html/accueil/save.php', poststr);
		}
	}
	//alert(relance);
	//return relance;
}