function newsletter() {
	var resultNewsetter = validNewsletter.validate();
}

function newsletterFormCallback(validationResult, form) {
	if (validationResult == true) {
		sendNewsletter();       
	}  
}

var sendNewsletter = function () {
	var PostStr = "txtRegister=" + document.getElementById('txtRegister').value;
	document.getElementById('subNewsletter').disabled = true;
	document.getElementById('subNewsletter').value = 'Registering ...';
	doAJAXCall('/_includes/_misc/newsletterRegistration.asp', 'POST', '' + PostStr + '', sendNewsletterResponse);
}

var sendNewsletterResponse = function (oXML) { 
	var response = oXML.responseText;
	document.getElementById("newsletter-response").innerHTML = response;
};