function reset() {
	document.getElementById("name").value="";
	document.getElementById("email").value="";
	document.getElementById("friendmail1").value="";
	document.getElementById("friendmail2").value="";
	document.getElementById("friendmail3").value="";
}

function validate() {

	if (document.getElementById("friendmail1").length == 0) {
		alert("Please enter at least one friend's email address.");
		return false;
	}

	if (document.getElementById("email").length == 0) {
		alert("Please enter your email address.");
		return false;
	}
	
	if (document.getElementById("name").length == 0) {
		alert("Please enter your name.");
		return false;
	}

	document.getElementById("tellafriend").submit();
	return true;
}