var script = {};

// From http://www.quirksmode.org/js/cookies.html
script.createCookie = function (name, value, days) {
    if (days) {
        var date = new Date();
        date.setTime(date.getTime()+parseInt(days*24*60*60*1000));
        var expires = '; expires='+date.toGMTString();
    } else {
        var expires = '';
    }
    document.cookie = name+'='+value+expires+'; path=/';
};
script.readCookie = function (name) {
    var nameEQ = name+'=';
    var ca = document.cookie.split(';');
    for (var i=0; i < ca.length; i++) {
        var c = ca[i];
        while (c.charAt(0)==' ') {
            c = c.substring(1, c.length);
        }
        if (c.indexOf(nameEQ) == 0) {
            return c.substring(nameEQ.length, c.length);
        }
    }
    return null;
};
script.eraseCookie = function (name) {
    scripts.createCookie(name, '', -1);
};

// Page initialization
script.init_page = function () {
};