function costam()
{
	var today = new Date();
		for(var i = 0; i < $(".clock").length; i++)
		{
			var sSelector  = ".clock:eq("+i+")";
			var timestamp = $(sSelector+" .end").text();
			var regex=/^([0-9]{2,4})-([0-1][0-9])-([0-3][0-9]) (?:([0-2][0-9]):([0-5][0-9]):([0-5][0-9]))?$/;
			var parts=timestamp.replace(regex,"$1 $2 $3 $4 $5 $6").split(' ');
			var myDate = new Date(parts[0],parts[1]-1,parts[2],parts[3],parts[4],parts[5]);
			var dateDiff = myDate.getTime()-today.getTime();
			$(sSelector+" .timer").text(
			"Do końca: "+Math.floor(dateDiff/(1000*60*60*24))+"D "
				+Math.floor((dateDiff%(1000*60*60*24))/(1000*60*60))+"G "
				+Math.floor((dateDiff%(1000*60*60))/(1000*60))+"M "
				+Math.floor((dateDiff%(1000*60))/(1000))+"S");
		}
		costamjakostam();
}
function costamjakostam()
{
	setTimeout(function(){
		costam();
		}, 1000);
}
$(document).ready(function() {
	costamjakostam();
});