function toSt(n)
 {s=""
  if(n<10) s+="0"
  return s+n.toString();
 }

var timerID = null;
var timerRunning = false;
function showtime() {
today = new Date();
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(toSt(e_hrsLeft));
secLeft = Math.floor(toSt(e_minsLeft - minsLeft)*60);
secLeft = toSt(secLeft);

if (daysLeft == 0)
  vepisden=" dní ";


if (daysLeft == 1)
  vepisden=" den ";


if (daysLeft > 1)
  vepisden=" dny ";


if (daysLeft > 4)
  vepisden=" dní ";

Temp3='<span>'+daysLeft+'<\/span>' +vepisden+ '<span>'+hrsLeft+'<\/span> hod. <span>'+minsLeft+'<\/span> min. a <span>'+secLeft+'<\/span> sek'
document.getElementById('dokoncertu').innerHTML = '<span>'+daysLeft+'<\/span>' +vepisden+ '<span>'+hrsLeft+'<\/span> hod. <span>'+minsLeft+'<\/span> min. a <span>'+secLeft+'<\/span> sek';

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();
}