function signUpNewsletter()
{
	var width  = 300;
	var height = 100;
	var left   = (screen.width  - width)/2;
	var top    = (screen.height - height)/2;
	var params = 'width='+width+', height='+height;
	params += ', top='+top+', left='+left;
	params += ', directories=no';
	params += ', location=no';
	params += ', menubar=no';
	params += ', resizable=no';
	params += ', scrollbars=no';
	params += ', status=no';
	params += ', toolbar=no';
	newwin=window.open('http://cathcart.70ms.com/scoremusical/newsletter.php?email=' + document.getElementById('email_address').value,'NewsletterSignUp', params);
	
	if (window.focus)
	{
		newwin.focus()
	}
	
	return false;
}