<?php

    //  Returns an array of made-up shipping options.
    function get_shipping_options($zipcode, $pounds) {
        $baseCost = round($zipcode / 10000) + ($pounds * 5);
        $options = array( "Next Day" => $baseCost * 4,
                            "Two Day Air" => $baseCost * 2,
                            "Saver Ground" => $baseCost);
        return $options;
    }

?>