function copyit() {
	if (document.orderit.copy.checked==true) {
		with (document.orderit) {
			s_first_name.value = b_first_name.value;
			s_middle_name.value = b_middle_name.value;
			s_last_name.value = b_last_name.value;
			s_address1.value = b_address1.value;
			s_address2.value = b_address2.value;
			s_city.value = b_city.value;
			s_state.selectedIndex = b_state.selectedIndex;
			s_zip.value = b_zip.value;
			s_phone.value = b_phone.value;
			s_email.value = b_email.value;
		}
	}
}

function getSubtotal() {
	var quantity = parseInt(document.orderit.quantity.options[document.orderit.quantity.selectedIndex].value)
	var subtotal = (quantity*Math.round(price*100))/100;
	var shipping = getShipping(quantity);
	var total = subtotal + shipping;

	document.orderit.total.value = dollarize(subtotal);
	document.orderit.shipping.value = dollarize(shipping);
	document.orderit.ordertotal.value = dollarize(total);
}

function getShipping(quantity) {
	return shipping;
}

function format(expr,decplaces) {
	str = "" + Math.round (eval(expr)* Math.pow(10,decplaces))
	while (str.length <= decplaces) {
		str = "0" +str
	}
	var decpoint = str.length - decplaces
	return str.substring(0,decpoint) + "." + str.substring(decpoint,str.length);
}

function dollarize(expr) {
	return format(expr,2)
}