function subscribe() {
          var fn = $('firstName').value;
          var ln = $('lastName').value;
          var ml = $('email').value;
          var pars = $H({firstName:fn, lastName:ln, email:ml}).toQueryString();
          new Ajax.Request(baseURL + "newsletter/ajax_newsletter",{method:"post", parameters:pars, onSuccess:parseResponseContact});
}

function parseResponseContact(transport) {
          var data = eval('(' + transport.responseText + ')');
          if (data.status == "OK") {
				$('regCompleteSigned').submit();
          	}
          else {
              $('firstName').parentNode.className = (data.firstName_err) ?'errorInput' :'';
              $('lastName').parentNode.className = (data.lastName_err) ?'errorInput' :'';
              $('email').parentNode.className = (data.email_err) ?'errorInput' :'';
              document.alert(data.firstName_err + data.email_err + data.lastName_err);
          }
}