function newsletter() 
	{
	//var reg = new RegExp('^[a-z0-9!#$%&*+-=?^_`{|}~]+(\.[a-z0-9!#$%&*+-=?^_`{|}~]+)*@([-a-z0-9]+\.)+([a-z]{2,3}|info|arpa|aero|coop|name|museum)$', 'i');
	//var reg = new RegExp('^[a-z0-9]+([_|\.|-]{1}[a-z0-9]+)*@[a-z0-9]+([_|\.|\-]*{1}[a-z0-9]+)*[\.]{1}[a-z]{2,6}$','i');
	var reg = /^[a-z0-9._-]+@[a-z0-9.-]{2,}[.][a-z]{2,3}$/;
	if (document.getElementById("mail")!=null)
		{
			var mail=document.getElementById("mail").value;
		}
	if(reg.test(mail))
		 {
		var url="http://livefoot.fr/newsletter.php?email="+mail;
		var w=window.open(url,'newsletter','toolbar=no,location=no,status=no,menubar=no,scrollbars=yes,resizable=no,location=0,top=0,left=0,width=660,height=600');
		return(true);
		}
	 else
		{
		  alert('Entrez une adresse e-mail valide!!');
		  return(false);
		}
}


function recupinfoajax(url, bloc)
{
	var xhr = "";
	var data = "";
	if(window.XMLHttpRequest)
	xhr = new XMLHttpRequest();
	else if(window.ActiveXObject)
	xhr = new ActiveXObject("Microsoft.XMLHTTP");
	else
	{
		return "";
	}
	xhr.onreadystatechange = function()
	{
		if(xhr.readyState == 4 && xhr.status == 200)
		{
			 
			//var reps = xhr.responseText;
			//alert(reps);
			updatelive(xhr.responseText, bloc);
			xhr = null;
			data = null;
			url = null;

		}
	}
	xhr.open("POST", url, true);
	xhr.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
	xhr.setRequestHeader("User-Agent", "AJAX");
	xhr.setRequestHeader("Type", "AJAX");
	xhr.send(data);
}

function updatelive(res, bloc)
{
	var principal = document.getElementById(bloc);
	principal = replaceHtml(principal, res);
	res = null;
}


function replaceHtml(obj, html)
{
	while(obj.firstChild) obj.removeChild(obj.firstChild);
	obj.innerHTML = html;
	return obj;
}