function Go() {
    /* original by Tim Van Goethem, tim@uophetnet.com */
    nu = new Date();
    hr = nu.getHours();
    min = nu.getMinutes();
    sec = nu.getSeconds();
    ext = ".gif";
    if (hr <= "9") { hr = "0" + hr; } else { hr = "" + hr; }
    if (min <= "9") { min = "0" + min; } else { min = "" + min; }
    if (sec <= "9") { sec = "0" + sec; } else { sec = "" + sec; }
    hrc = hr.substring(0, 1);
    hrd = hr.substring(1, 2);
    document.images.hra.src = "App_Themes/niemvuimoi/images/Clock/" + hrc + ext;
    document.images.hrb.src = "App_Themes/niemvuimoi/images/Clock/" + hrd + ext;
    minc = min.substring(0, 1);
    mind = min.substring(1, 2);
    document.images.mina.src = "App_Themes/niemvuimoi/images/Clock/" + minc + ext;
    document.images.minb.src = "App_Themes/niemvuimoi/images/Clock/" + mind + ext;
    secc = sec.substring(0, 1);
    secd = sec.substring(1, 2);
    document.images.seca.src = "App_Themes/niemvuimoi/images/Clock/" + secc + ext;
    document.images.secb.src = "App_Themes/niemvuimoi/images/Clock/" + secd + ext;
    setTimeout("Go()", 20);
}