/* GET AN OBJECT */

var objects = new Array();
var type = 0;
if (document.getElementById)
{
    type = 1;
}
else if (document.all)
{
    type = 2;
}
else if (document.layers)
{
    type = 3;
}
function get_object(idname)
{
    if (typeof(objects[idname]) == "undefined")
    {
        if (type == 1)
        {
            objects[idname] = document.getElementById(idname);
        }
        else if (type == 2)
        {
            objects[idname] = document.all[idname];
        }
        else if (type == 3)
        {
            objects[idname] = document.layers[idname];
        }
    }
    return objects[idname];
}

/* HIDE/SHOW AN OBJECT */

function hide(contID, imgID, hideurl, showurl)
{
    dynobj = get_object(contID)
    dynimg = get_object(imgID)

    if (dynobj.style.display == "")
    {
        dynobj.style.display = "none";
        dynimg.src = hideurl;
    }
    else
    {
        dynobj.style.display = "";
        dynimg.src = showurl;
    }

    return false;
}

/* CLOCK */

clockobj = new Array();

function getclock()
{
    for (i=0;i<=5;i++)
    {
      clockobj[i] = get_object('t'+i);
    }
    doclock();
}

function doclock()
{
    var thetime = new Date();
    var parts = new Array();

    parts[0] = mk_length(thetime.getHours(), 2);
    parts[1] = mk_length(thetime.getMinutes(), 2);
    parts[2] = mk_length(thetime.getSeconds(), 2);

    for (i=0;i<=2;i++)
    {
      clockobj[i*2].src = "/images/clock_"+parts[i].substring(0,1)+".png";
      clockobj[i*2+1].src = "/images/clock_"+parts[i].substring(1,2)+".png";
    }

    setTimeout('doclock()',1000); 
}

/* GLOBAL */

function mk_length(text, length)
{
    text = text + ''
    var tlength = text.length;
    if (tlength < length)
    {
      text = '0'*(length-tlength) + text;
    }
    return text;
}

      <img name="t0" alt="Hours" title="Hours" src="/images/clock_0.png" /><img name="t1" alt="Hours" title="Hours" src="/images/clock_0.png" />
      <img name="t2" alt="Minutes" title="Minutes" src="/images/clock_0.png" /><img name="t3" alt="Minutes" title="Minutes" src="/images/clock_0.png" />
      <img name="t4" alt="Seconds" title="Seconds" src="/images/clock_0.png" /><img name="t5" alt="Seconds" title="Seconds" src="/images/clock_0.png" />