function clockChange()
{
    var images = ['01.gif', '02.gif', '03.gif', '04.gif', '05.gif'];
    var path   = '/images/clocks/';
    var today  = new Date();
    var day    = today.getDay();
    var hour   = today.getHours();
    var image  = $('clock_stat');

    if (day != 0 && day != 6) {
        if ((hour == 23) || (hour >= 0) && (hour < 6)) {
            image.src = path + images[4];
        } else if ((hour>=6) && (hour<10)) {
            image.src = path + images[1];
        } else if ((hour>=10) && (hour<17)) {
            image.src = path + images[0];
        } else if ((hour>=17) && (hour<20)) {
            image.src = path + images[2];
        } else if ((hour>=20) && (hour<23)) {
            image.src = path + images[3];
        }
    }
}