var timerID = null;
var timerRunning = false;

//____________________________________________________________________
function stopclock ()
{
	if ( timerRunning )
		clearTimeout(timerID);

	timerRunning = false;
}

//____________________________________________________________________
function startclock () 
{
	stopclock();
	showtime();
}

//____________________________________________________________________
function showtime () 
{
	var now = new Date();
	var hours = now.getHours();
	var minutes = now.getMinutes();
	var seconds = now.getSeconds()
	var timeValue = "" + ((hours >12) ? hours -12 :hours)
	timeValue += ((minutes < 10) ? ":0" : ":") + minutes
	timeValue += ((seconds < 10) ? ":0" : ":") + seconds
	timeValue += (hours >= 12) ? " P.M." : " A.M."
		//document.getElementById("timeBox").innerHTML = timeValue;
	timerID = setTimeout("showtime()",1000);
	timerRunning = true;
}