ChangeRandomImage = function (image) {
    img = document.getElementById(image);
    var e = Math.random();
    img.src = window.location.protocol + "//" + window.location.host + "/" + window.location.pathname.split('/')[1] + "/RandomImage.ashx?e=" + e;
}

addCommas = function (nStr) {
    nStr += '';
    x = nStr.split('.');
    x1 = x[0];
    x2 = x.length > 1 ? '.' + x[1] : '';
    var rgx = /(\d+)(\d{3})/;
    while (rgx.test(x1)) {
        x1 = x1.replace(rgx, '$1' + '.' + '$2');
    }
    return x1 + x2;
}