function salvarEmail() {
	var email = $F('txtEmailNewsletter');
	
	if (!__erEmail.exec(email)) {
		alert("Email inválido");
		$('txtEmailNewsletter').focus();
		return false;
	} else {
		new Ajax.Updater('boxNewsletter', 'index.php?mod=gerenciador&apl=newsletter&act=ajaxSalvarEmail&emailNewsletter=' + email);
	}
}