<!--
function validEmail(email) {
	invalidChars = " /:,;";
	if (email == "") return false;
	for (i=0; i<invalidChars.length; i++) {
		badChar = invalidChars.charAt(i);
		if (email.indexOf(badChar,0) > -1) return false;
	}
	atPos = email.indexOf("@",1);
	if (atPos == -1) return false;
	if (email.indexOf("@",atPos+1) > -1) return false;
	periodPos = email.indexOf(".",atPos);
	if (periodPos == -1) return false;
	if (periodPos+3 > email.length) return false;
	return true;
}
// -->