var month = '9'; 
var day = '01';   
var dow = 0;     
var hour = 0;
var tz = 1;  
var lab = 'cd';

function start() {displayCountdown(setCountdown(month,day,hour,tz),lab);}
loaded(lab,start);

var pageLoaded = 0; window.onload = function() {pageLoaded = 1;}
function loaded(i,f) {if (document.getElementById && document.getElementById(i) != null) f(); else if (!pageLoaded) setTimeout('loaded(\''+i+'\','+f+')',100);
}
function setCountdown(month,day,hour,tz) {var m = month; if (month=='*') m = 0;  var c = setC(m,day,hour,tz); if (month == '*' && c < 0)  c = setC('*',day,hour,tz); return c;} function setC(month,day,hour,tz) {var toDate = new Date();if (day.substr(0,1) == '+') {var day1 = parseInt(day.substr(1));toDate.setDate(toDate.getDate()+day1);} else{toDate.setDate(day);}if (month == '*')toDate.setMonth(toDate.getMonth() + 1);else if (month > 0) { if (month <= toDate.getMonth())toDate.setYear(toDate.getYear() + 1);toDate.setMonth(month-1);}
if (dow >0) toDate.setDate(toDate.getDate()+(dow-1-toDate.getDay())%7);
toDate.setHours(hour);toDate.setMinutes(0-(tz*60));toDate.setSeconds(0);var fromDate = new Date();fromDate.setMinutes(fromDate.getMinutes() + fromDate.getTimezoneOffset());var diffDate = new Date(0);diffDate.setMilliseconds(toDate - fromDate);return Math.floor(diffDate.valueOf()/1000);}
function displayCountdown(countdn,cd) 
{
	if (countdn < 0) document.getElementById(cd).innerHTML = "Koniec promocji :("; else 
		{
			var secs = countdn % 60; 
			if (secs < 10) secs = ''+secs;var countdn1 = (countdn - secs) / 60;
			var mins = countdn1 % 60; 
			if (mins < 10) mins = ''+mins;
			countdn1 = (countdn1 - mins) / 60;
			var hours = countdn1 % 24;
			var days = (countdn1 - hours) / 24;

			if (days==1) {var d='dzień';}	else{var d='dni';}if (hours==1) {var h='godzina';}if (hours >= 2 && hours <= 4 || hours >= 22 && hours <=24) {var h='godziny';}if (hours == 0 || hours >= 5 && hours <=21) {var h='godzin';}
			
			if (mins == 0 || mins == 1 || mins >= 5 && mins <=21 || mins >= 25 && mins <= 31 || mins >= 35 && mins <= 41 || mins >= 45 && mins <= 51 || mins >= 55 && mins <= 60) {var m='minut';}
			
			if (mins == 2 ||  mins == 3 ||  mins == 22  || mins == 23 || mins == 24 || mins == 32 || mins == 33 || mins == 34 || mins == 42 || mins == 43 || mins == 44 || mins == 52 || mins == 53 || mins == 54 ) {var m='minuty';}if (secs==0 || secs >=5 && secs <=21 || secs >=25 && secs <=31 || secs >=35 && secs <=41 || secs >=45 && secs <=51 || secs >=55 && secs <=60) {var se='sekund';}if (secs==1) {var se='sekunda';}if (secs >= 2 && secs <= 4 || secs >=22 && secs <= 24 || secs >=32 && secs <= 34 || secs >=42 && secs <= 44 || secs >=52 && secs <= 54) {var se='sekundy';}
						
			
			document.getElementById(cd).innerHTML = days+' '+d+' '+hours+' '+h+' '+mins+' '+m+' '+secs+' '+se;
			setTimeout('displayCountdown('+(countdn-1)+',\''+cd+'\');',999);

		}
}