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;
}
function submitIt(contactForm) {
	if (contactForm.name.value == "") {
		alert("Please enter your name");
		contactForm.name.focus();
		return false;
	}
	if (contactForm.message.value == "") {
		alert("Please enter a message");
		contactForm.message.focus();
		return false;
	}
	if (!validEmail(contactForm.email.value)) {
		alert("Please enter a valid email address");
		contactForm.email.focus();
		return false;
	}
	return true;
}