var d = new Date();
var curr_year = d.getFullYear();


function SetBilling(checked) {
	if (checked) {
		document.getElementById('BillingAddress').value = document.getElementById('ShippingAddress').value; 
		document.getElementById('BillingCity').value = document.getElementById('ShippingCity').value; 
		document.getElementById('BillingState').value = document.getElementById('ShippingState').value; 
		document.getElementById('BillingZip').value = document.getElementById('ShippingZip').value; 
	} else {
		document.getElementById('BillingAddress').value = ''; 
		document.getElementById('BillingCity').value = ''; 
		document.getElementById('BillingState').value = ''; 
		document.getElementById('BillingZip').value = ''; 
	}
}