function prepare_autofill_fields() {
	if (!document.getElementsByTagName) return false;
	if (!document.getElementsByClassName) return false;
	var $fields = document.getElementsByClassName('autofill');
	if (!$fields) return false;
	for (var $i=0; $i<$fields.length; $i++) {
		if (!$fields[$i].getAttribute('alt')) continue;
		var $alt = $fields[$i].getAttribute('alt');
		if (!$fields[$i].value) {
			$fields[$i].value = $alt;
		}
		$fields[$i].onclick = function() {
			var $alt = this.getAttribute('alt');
			if (this.value == $alt) {
				this.value = '';
			}
		}
		$fields[$i].onblur = function() {
			if (this.value) return false;
			var $alt = this.getAttribute('alt');
			this.value = $alt;
		}
	}
	var $input_tags = document.getElementsByTagName('input');
	for (var $i=0; $i<$input_tags.length; $i++) {
		if ($input_tags[$i].type == 'submit') {
			$input_tags[$i].onclick = function() {
				return clear_autofill_fields();
			}
		}
	}
}
addLoadEvent(prepare_autofill_fields);


function clear_autofill_fields() {
	var $fields = document.getElementsByClassName('autofill');
	if (!$fields) return false;
	for (var $i=0; $i<$fields.length; $i++) {
		if (!$fields[$i].getAttribute('alt')) continue;
		var $alt = $fields[$i].getAttribute('alt');
		var $value = $fields[$i].value;
		if ($alt == $value) {
			$fields[$i].value = '';
		}
	}
	return true;
}


function copyDeliveryToBilling() {
	
	if (!document.getElementById) return false;
	
	document.getElementById('billing_name').value		= document.getElementById('delivery_name').value;
	document.getElementById('billing_address1').value	= document.getElementById('delivery_address1').value;
	document.getElementById('billing_address2').value	= document.getElementById('delivery_address2').value;
	document.getElementById('billing_address3').value	= document.getElementById('delivery_address3').value;
	document.getElementById('billing_postcode').value	= document.getElementById('delivery_postcode').value;
}


function popup($URL) {
	var $day = new Date();
	var $id = $day.getTime();
	eval("page" + $id + " = window.open('" + $URL + "', '" + $id + "', 'toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=0,width=600,height=650,left = 212,top = 59');");
}