function mod_newsletter_subscribe() {
	if ($('mod_newsletter_email').value != '') {
		var str = $('mod_newsletter_email').value;
		var filter = /^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i
		if (filter.test(str)) {
			var mod_newsletter = new Ajax('/modules/mod_newsletter/mod_newsletter_ajax.php', {
				postBody: 	{	'mod_newsletter_email': $('mod_newsletter_email').value,
							'lang': lang
						}
			}).request();
			
			var myFx = new Fx.Style('mod_newsletter', 'opacity');
			myFx.start(1,0).chain(function() {
				if (lang == "de") {
					$('mod_newsletter').setHTML('<table width="100%" height="100%" border="0"><tr><td align="left" valign="center">Vielen Dank!</td></tr></table>');
				}
				else
				{
					$('mod_newsletter').setHTML('<table width="100%" height="100%" border="0"><tr><td align="left" valign="center">Thank you very much!</td></tr></table>');
				}
			var myFx2 = new Fx.Style('mod_newsletter', 'opacity');
			myFx2.start(0,1);
			});
			
		}	
	}
}