// survey validation helpers
function validateRadioQuestion(radioObject) {
	var was_checked = false;
	for (var i=0; i < radioObject.length; i++)	{
		if (radioObject[i].checked) {
			var was_checked = true;
		}
	}
	return was_checked;
}
function validateTextareaQuestion(textareaObject) {
	if(textareaObject.value==null || textareaObject.value=="") {
		return false;
	}
}
function validateTextQuestion(textObject) {
	if(textObject.value==null || textObject.value=="") {
		return false;
	}
}
// validation
function validateForm() {
	var formObjectPath = document.contact;
	// name
	if (validateTextQuestion(formObjectPath.name) == false) {
		alert('Please include your name');
		formObjectPath.name.focus();
		return false;
	}
	// phone_number
	if (validateTextQuestion(formObjectPath.email_address) == false) {
		alert('Please include your email address');
		formObjectPath.email_address.focus();
		return false;
	}
	// loba_phone_number
	if (validateTextareaQuestion(formObjectPath.comments) == false) {
		alert('Please include some comments');
		formObjectPath.comments.focus();
		return false;
	}
	// done validation
}