var hh = 23;
var mm = 3;
var ss = 17;

function relogio()
{
	ss = ss + 1;
	if (ss >= 60)
	{
		ss = 00;
		mm = mm + 1;
		if (mm >= 60)
		{
			mm = 00;
			hh = hh + 1;
			if (hh >= 24)
			{
				hh = 00;
			}
		}
	}
	if (hh <= 9) xhh = "0" + hh; else xhh = hh;
	if (mm <= 9) xmm = "0" + mm; else xmm = mm;
	if (ss <= 9) xss = "0" + ss; else xss = ss;
	document.getElementById('horario').innerHTML = xhh + ":" + xmm + ":" + xss;
	lrel = setTimeout("javascript:relogio();", 1000);
}

window.onload = function() { relogio(); }