Event.observe(window, 'load', function() {
    setDoorHistoryCookie(window.location.toString().match(/detail\/([0-9]+)\.htm/i)[1]);
});
function setDoorHistoryCookie(bukkenId)
{
    bukkenId = String(bukkenId).replace(/^0*/, '');
    var EXPIRE_LIMIT = 1000 * 60 * 60 * 24 * 7 * 2;
    var dat = new Date();
    var limitTime = dat.getTime() + EXPIRE_LIMIT;
    dat.setTime(limitTime);
    expire = dat.toGMTString();
    document.cookie = 'doorRentBukkenHistory[' + bukkenId + ']=' + Math.floor((new Date().getTime() / 1000)) + ';path=/;expires='+expire;
}