endCount = new Date(2011,7,22,15,00,00);

function GetCount(){

	dateNow = new Date();
	amount = endCount.getTime() - dateNow.getTime();
	delete dateNow;

	if(amount < 0){
		document.getElementById('countbox').innerHTML="It's time!!";
	}

	else{
		days=0;hours=0;mins=0;secs=0;out="";
		amount = Math.floor(amount/1000);
		days=Math.floor(amount/86400);
		amount=amount%86400;
		hours=Math.floor(amount/3600);
		amount=amount%3600;
		mins=Math.floor(amount/60);
		amount=amount%60;
		secs=Math.floor(amount);

		if(days != 0){out += days +" day"+((days!=1)?"s":"")+", ";}
		if(days != 0 || hours != 0){out += hours +" hour"+((hours!=1)?"s":"")+", ";}
		if(days != 0 || hours != 0 || mins != 0){out += mins +" minute"+((mins!=1)?"s":"")+", ";}
		out += secs +" seconds";
		document.getElementById('countbox').innerHTML=out;

		setTimeout("GetCount()", 1000);
	}
}

window.onload=GetCount;