function setError(id) {
		document.getElementById('email').onfocus = function onfocus(event) {};
		document.getElementById('email').focus();
		document.getElementById(id).style.display = "block";
	}
	function newsletter_subscribe() {
		email = document.getElementById('email').value;
		echeck(email)?document.getElementById('FormNewsletter').submit():setError("NewsletterError");
	}
	function newsletter_unsubscribe() {
		document.getElementById('action').value='unsubscribe'; 
		email = document.getElementById('email').value;
		echeck(email)?document.getElementById('FormNewsletter').submit():setError("NewsletterError");
	}