function validateEmail() {
		frm = document.newsletter;
		var m='Please enter a valid email address';
		var s=0;
		email = frm.emailaddress.value;
		if(email=='') {s=s+1;}
		if(email.length<'6') {s=s+1;}
		if(email.indexOf(".")==-1) {s=s+1}
		if(email.indexOf("@")==-1) {s=s+1}
		if(s>0) {alert(m);return}
		else {frm.faction.value='send';frm.submit()}
	}

	function showMessage() {
		alert('Thank you for subscribing to our newsletter');
	}