// use OLD javascript standard in this page, so that user with old browser can reach our help desk
function dv(showSubjectInput) {
	var form = document.fOne;
	if (form.clientName.value == '') { alert('Please enter your name.'); return false; }
	if (form.emailAddress.value == '') { alert('Please enter reply email address.'); return false; }
	if (!isValidEmailAddress(form.emailAddress.value)) { alert('Please enter a valid email address.'); return false; }
	if (showSubjectInput && form.subject.value == '') { alert('Please enter the Subject.'); return false; }
	if (form.message.value == '') { alert('Please enter the message.'); return false; }
	if (form.humanTextEntered.value == '') { alert('Please enter the graphical pass-key.'); return false; }
	return true;
}
function send(showSubjectInput) {
	if (dv(showSubjectInput)) {
		var form = document.fOne;
		form.sendButton.disabled = true;
		form.submit();
	}
}