var timerID = null;
var timerRunning = false;
function showtime() {
today = new Date();
BigDay = new Date("25 Sep 2009 20:00:00")
msPerDay = 24 * 60 * 60 * 1000 ;
timeLeft = (BigDay.getTime() - today.getTime());
e_daysLeft = timeLeft / msPerDay;
daysLeft = Math.floor(e_daysLeft);
e_daysLeft = timeLeft / msPerDay;
daysLeft = Math.floor(e_daysLeft);
e_hrsLeft = (e_daysLeft - daysLeft)*24;
hrsLeft = Math.floor(e_hrsLeft);
minsLeft = Math.floor((e_hrsLeft - hrsLeft)*60);
hrsLeft = hrsLeft;
e_minsLeft = (e_hrsLeft - hrsLeft)*60;
secLeft = Math.floor(e_hrsLeft);
secLeft = Math.floor((e_minsLeft - minsLeft)*60);
secLeft = secLeft;
Temp3='         Do začátku akce zbývá: \n  '+daysLeft+' dní '+hrsLeft+' hodin '+minsLeft+' minut a '+secLeft+' sekund.'
document.frm.left.value=Temp3;
timerID = setTimeout("showtime()",1000);
timerRunning = true;
}
var timerID = null;
var timerRunning = false;
function stopclock () {
if(timerRunning)
clearTimeout(timerID);
timerRunning = false;
}
function stopClock() {
        stopclock();    
        return;
}
function startclock () {
stopclock();
showtime();
} 

function bookmarksite(title, url){
 if (document.all) 
  window.external.AddFavorite(url, title); 
 else if (window.sidebar)
  window.sidebar.addPanel(title, url, "")
}