function testmail()
	{
	form=document.forms["bon"];	
	
	if (form.email_address.value) {	
		mail = form.email_address.value;
		arobase = mail.indexOf("@");
		espace = mail.indexOf(" ");
		doublarob = mail.indexOf("@",arobase+1);
		right = mail.substring(arobase + 1,mail.length);
		point = right.lastIndexOf(".");
		test = right.length-point;			
		if ((espace==-1)&&(doublarob==-1)&&(arobase>1)&&(point>1)&&(test<6)&&(test>2))
			{
			form.submit();
			} 
			else {
			alert("Vous n'avez pas saisi correctement votre e-mail.");
			}
		}
	else {
		alert("Merci de compléter l'e-mail.");
		}
	}

function testmailadd()
	{
	form=document.forms["bon"];	
	
	if (form.lastname.value&&form.firstname.value&&form.email_address.value) {	
		mail = form.email_address.value;
		arobase = mail.indexOf("@");
		espace = mail.indexOf(" ");
		doublarob = mail.indexOf("@",arobase+1);
		right = mail.substring(arobase + 1,mail.length);
		point = right.lastIndexOf(".");
		test = right.length-point;			
		if ((espace==-1)&&(doublarob==-1)&&(arobase>1)&&(point>1)&&(test<6)&&(test>2))
			{
			form.submit();
			} 
			else {
			alert("Vous n'avez pas saisi correctement votre e-mail.");
			}
		}
	else {
		alert("Merci de compléter les informations requises.");
		}
	}
	
function testconcours()
	{
	form=document.forms["bon"];	
	  if (form.news[0].checked == true || form.news[1].checked == true) 
          {
	if (form.prenom.value&&form.nom.value&&form.email.value&&form.adresse.value&&form.cp.value&&form.ville.value&&form.tel.value) {	
		mail = form.email.value;
		arobase = mail.indexOf("@");
		espace = mail.indexOf(" ");
		doublarob = mail.indexOf("@",arobase+1);
		right = mail.substring(arobase + 1,mail.length);
		point = right.lastIndexOf(".");
		test = right.length-point;			
		if ((espace==-1)&&(doublarob==-1)&&(arobase>1)&&(point>1)&&(test<6)&&(test>2))
			{
			form.submit();
			} 
			else {
			alert("Vous n'avez pas saisi correctement votre e-mail.");
			}
		}
	else {
		alert("Merci de compléter les informations requises.");
		}
			}
		else {
		alert("Merci de compléter les informations requises.");
			}
	}

function testbouton() 
{
 form=document.forms["bilan2"];

  if (form.valid.checked == false) 
  	{  
	Check = confirm("Pour valider votre participation, \nvous devez accepter le règlement du concours.");


				form.valid.checked = true;
	}				
	
}		
function open_w(url, name, width, height)
	{
	var NomNav = navigator.appName; 
	
	if (NomNav == "Microsoft Internet Explorer") {
		//var decalageh = 442;
		//var decalagev = 55;
		var decalageh = -450;
		var decalagev = 250;
	} else {
		//var decalageh = 452;
		//var decalagev = 75;
		var decalageh = -450;
		var decalagev = 250;
		}

    var ah = screen.availHeight;
    var aw = screen.availWidth;
  
	var str = "scrollbars=yes,resizable=yes,menubar=no,status=no," + "height=" + height + ",innerHeight=" + height;
  	str += ",width=" + width + ",innerWidth=" + width;
	
    var xc = (aw - width) / 2 + decalageh;
    //var yc = (ah - height) / 2 - decalagev;
    var yc = decalagev;

    str += ",left=" + xc + ",screenX=" + xc;
    str += ",top=" + yc + ",screenY=" + yc;

	window.open(url, name, str);
	}