String.prototype.leftPad = function(l, c) { return new Array(l - this.length + 1).join(c || '0') + this; }

function calculateKit(moveKits, fileKits) {
    var smlk = moveKits.toString().leftPad(2, '0');
    var sfil = fileKits.toString().leftPad(2, '0');
    var boxCount = (moveKits * 15) + (fileKits * 12);
    var url = '/Products/' + boxCount +
        '-Box-Office-Moving-Kit__SMLK' + smlk +
        'SFIL' + sfil + '-colo--colo-OMBX.aspx';
    window.location.href = url;
}

function getKitsFromSelection() {
    var deskSelect = document.getElementById("deskCount");
    var desks = deskSelect.options[deskSelect.selectedIndex].value;
    var fileSelect = document.getElementById("fileCount");
    var files = fileSelect.options[fileSelect.selectedIndex].value;
    calculateKit(desks, files);
}

function quickAdd(sku, quantity) {
    var page = '/Cart.aspx?quickaddsku=' + sku + '&quickaddqty=' + quantity;
    window.location.href = page;
}