function testcoordonnees() 
	{
	if (form.email.value!=0) {
					
 			if (form.nom.value&&form.prenom.value&&form.adresse.value&&form.ville.value&&form.cp.value&&form.tel.value&&form.email.value&&form.nom2.value&&form.prenom2.value&&form.adresse2.value&&form.ville2.value&&form.cp2.value) 
				{
				mail = form.email.value;
				arobase = mail.indexOf("@");
				doublarob = mail.indexOf("@",arobase+1);
				right = mail.substring(arobase + 1,mail.length);
				point = right.lastIndexOf(".");
				test = right.length-point;

						if ((doublarob==-1)&&(arobase>1)&&(point>1)&&(test<6)&&(test>2)) {
								form.submit();
							} 
						else {
								alert("Merci de bien vouloir saisir un email valide");
							}
					} 
				else {
					alert("Merci de bien vouloir completer tous les champs marqués d'un astérix");
					}
				}
				
	else { 
			alert("Merci de bien vouloir completer tous les champs marqués d'un astérix\n Please fill all requierd fields.");
		}
	return false;			
}

function testquantite() 
	{
	total = new Number(form.elements["quant1"].selectedIndex) + new Number(form.elements["quant2"].selectedIndex) + new Number(form.elements["quant3"].selectedIndex) + new Number(form.elements["quant4"].selectedIndex) + new Number(form.elements["quant5"].selectedIndex) + new Number(form.elements["quant6"].selectedIndex) + new Number(form.elements["quant7"].selectedIndex) + new Number(form.elements["quant8"].selectedIndex);
		
	if (total<1) 
		{
		alert("Vous devez choisir au moins un article !\n You have to choose a product!");
		}
	else testcoordonnees();
	}

function testform() 
	{
	form=document.forms["coordonnees"];
	testquantite();
	}

function open_w(url, width, height, name)
	{
    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;
    var yc = (ah - height) / 2;

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

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