function valider_inscription()
{

email = $('email').value;

var url = 'http://expatimport.com/'+'inscription_newsletter.php';

ajax = new Ajax.Request(url, {
  method: 'post',
  parameters:{email:email},
  onSuccess: function(transport) {
    retour = transport.responseText;
    $('retour_inscription').innerHTML = retour;
    
  }
});

return false;
}