<SCRIPT LANGUAGE="JAVASCRIPT"> 
today = new Date();
BigDay = new Date("April 15, 2011")
msPerDay = 24 * 60 * 60 * 1000 ;
timeLeft = (BigDay.getTime() - today.getTime());
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);
document.write( +daysLeft+" dienos</b>");
</SCRIPT>