function cWin(url, name, w, h) {
  o = window.open(url,name,'status=no,width='+w+',height='+h+',resizable=no,menubar=no,scrollbars=yes,toolbar=no');
}

function clock() {
	dnes=new Date();
	with (dnes)	{ hours=getHours(); minutes=getMinutes(); seconds=getSeconds(); }
	time =(hours<10  ? "0"  : "" )+hours;
	time+=(minutes<10  ? ":0" : ":")+minutes;
	time+=(seconds<10 ? ":0" : ":")+seconds;

	document.all.clock.innerText=time;
	window.setTimeout("clock();",1000);
}