function checkFeedback() {

	var error = 0;
	if (document.getElementById('email').value == ""){error = 1; }
	if (document.getElementById('city').value == ""){error = 1; }
	if (document.getElementById('state').value == ""){error = 1; }
	if (document.getElementById('zip').value == ""){error = 1; }
	if (document.getElementById('customer_yes').value == "" && document.getElementById('customer_no').value == ""){error = 1; }
	if (document.getElementById('contact_type').value == ""){error = 1; }	

	if(error == 0){
		return true;
	} else {
		document.getElementById('errormsg').innerHTML = 'Please be sure to complete all required fields.';
		return false;
	}
}