function ControlDataFo(form)
{

	var libelle = "Information manquante : ";

	if(document.form.Surname.value=="")
	{
		alert(libelle+"Nom");
		document.form.Surname.focus();
		return false;
	}


	if(document.form.Name.value=="")
	{
		alert(libelle+"Prenom");
		document.form.Name.focus();
		return false;
	}

	if(document.form.Tel.value=="")
	{
		alert(libelle+"Tel");
		document.form.Tel.focus();
		return false;
	}



}