function Validate() {
	errfound = false;
	if (document.contactForm.from.value == "") {
		ErrorMsg("Please enter your name so we know who to contact.");
	}
	if (document.contactForm.email.value == "") {
		ErrorMsg("Please enter your email address.");
	}
	if (document.contactForm.phone.value == "") {
		ErrorMsg("Please enter your phone number so we can contact you.");
	}
	
	return !errfound;
}

function ErrorMsg(text) {
	if (errfound) return;
		window.alert(text);
		errfound=true;
}