// JavaScript Document 
var timerID = null; 
var timerRunning = false; 
function showtime() { 
today = new Date(); 
Prodej = new Date("october 14, 2011, 17:00") 
msPerDay = 24 * 60 * 60 * 1000 ; 
timeLeft = (Prodej.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='<center>'+daysLeft+' dní, '+hrsLeft+' hodin, '+minsLeft+' minut, '+secLeft+' sekund.</center>' 
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(); 
}