window.addEvent('domready', function() {
    // Get zipcode from cookie
    var zipCode = Cookie.read('localZIP');

    // Update links with the zipcode
    if (zipCode != null) {
        var columns = $('content').getElements('div.column');
        for (i=0; i<columns.length; i++) {
            links = columns[i].getElement('div.atcenter').getElement('ul').getElements('a');
            links[0].href = links[0].href.replace('ZipCode=null', 'ZipCode='+zipCode);
            links[1].href = links[1].href.replace('zip=null', 'zip='+zipCode);
            links[2].href = links[2].href.replace('zipCode=null', 'zipCode='+zipCode);
        }
    }
});