var today=new Date();
						var today_min=today.getMinutes();
						var today_hour=today.getHours();
						var today_sec=today.getSeconds();
						window.onload=WindowLoad;
						function WindowLoad(event) {
						ActivateCountDown("countdown", (23-today_hour)*3600+(59-today_min)*60+59-today_sec);
						}

						var _countDowncontainer=0;
						var _currentSeconds=0;

						function ActivateCountDown(strContainerID, initialValue) {
						_countDowncontainer = document.getElementById(strContainerID);

						if (!_countDowncontainer) {
						alert("count down error: container does not exist: "+strContainerID+
						"\nmake sure html element with this ID exists");
						return;
						}

						SetCountdownText(initialValue);
						window.setTimeout("CountDownTick()", 1000);
						}

						function CountDownTick() {
						if (_currentSeconds <= 0) {
						return;
						}

						SetCountdownText(_currentSeconds-1);
						window.setTimeout("CountDownTick()", 1000);
						}

						function SetCountdownText(seconds) {
						//store:
						_currentSeconds = seconds;
						//get minutes:
						var minutes=parseInt(seconds/60);
						//shrink:
						seconds = (seconds%60);
						//get hours:
						var hours=parseInt(minutes/60);
						//shrink:
						minutes = (minutes%60);
						//build text:
						var strText = AddZero(hours) + ":" + AddZero(minutes) + ":" + AddZero(seconds);
						//apply:
						_countDowncontainer.innerHTML = strText;
						}

						function AddZero(num) {
						return ((num >= 0)&&(num < 10))?"0"+num:num+"";
						}