var timerID = null;
var timerRunning = false;
function showtime() {
today = new Date();
BigDay = new Date("december 24, 2011")
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=''+daysLeft+' dní, '+hrsLeft+' hodin, '+minsLeft+' minut a '+secLeft+' sekund.'
document.getElementById('vysledek').innerHTML = 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();
}
// -->