function checkReferral()
{
	var el = document.getElementById("refer");
	if (document.getElementById("referralSelect").value == "Customer Referral")
		el.style.display = 'block';
	else
		el.style.display = 'none';
		
	var lel = document.getElementById("otherSource");
	if (document.getElementById("referralSelect").value == "Other Source")
		lel.style.display = 'block';
	else
		lel.style.display = 'none';	
		
}