// Andrew Urquhart : CountDown Timer : http://andrewu.co.uk/clj/countdown/
function CD_T(id,e){
	var n=new Date();
	CD_D(+n,id,e);
	setTimeout("if(typeof CD_T=='function'){CD_T('"+id+"',"+e+")}",1100-n.getMilliseconds())};
	
function CD_D(n,id,e){
	var ms=e-n;
	if(ms<=0) ms*=-1;
	var d=Math.floor(ms/864E5);
	ms-=d*864E5;
	var h=Math.floor(ms/36E5);
	ms-=h*36E5;
	var m=Math.floor(ms/6E4);
	ms-=m*6E4;
	var s=Math.floor(ms/1E3);
	
	if(CD_OBJS[id]){
		CD_OBJS[id].innerHTML=d+" day"+(d==1?" ":"s ")+CD_ZP(h)+"h "+CD_ZP(m)+"m "+CD_ZP(s)+"s";
		}
};
		
function CD_ZP(i){
	return(i<10?"0"+i:i);
};

function CD_Init(){
	var pref="countdown";
	var objH=1;
	
	if(document.getElementById||document.all){
		for(var i=1;objH;++i){
			var id=pref+i;
			objH=document.getElementById?document.getElementById(id):document.all[id];
			
			if(objH&&(typeof objH.innerHTML)!='undefined'){
				var s=objH.innerHTML;
				var dt=CD_Parse(s);
				
				if(!isNaN(dt)){
					CD_OBJS[id]=objH;
					CD_T(id,dt.valueOf());
					
					if(objH.style){
						objH.style.visibility="visible";
					}
				}else {
					objH.innerHTML=s+"<a href=\"http://andrewu.co.uk/clj/countdown/\" title=\"Countdown Error:Invalid date format used,check documentation (see link)\">*</a>";
				}
			}
		}
	}
};

function CD_Parse(strDate){
	var objReDte=/(\d{4})\-(\d{1,2})\-(\d{1,2})\s+(\d{1,2}):(\d{1,2}):(\d{0,2})\s+GMT([+\-])(\d{1,2}):?(\d{1,2})?/;
	
	if(strDate.match(objReDte)){
		var d=new Date(0);
		d.setUTCFullYear(+RegExp.$1,+RegExp.$2-1,+RegExp.$3);
		d.setUTCHours(+RegExp.$4,+RegExp.$5,+RegExp.$6);
		var tzs=(RegExp.$7=="-"?-1:1);var tzh=+RegExp.$8;
		var tzm=+RegExp.$9;
		
		if(tzh){
			d.setUTCHours(d.getUTCHours()-tzh*tzs);
		}
		
		if(tzm){
			d.setUTCMinutes(d.getUTCMinutes()-tzm*tzs);
		};
		
		return d;
		
	}else {
		
		return NaN;
	}
};

var CD_OBJS=new Object();

if(window.attachEvent){
	window.attachEvent('onload',CD_Init);
}else if(window.addEventListener){
	window.addEventListener("load",CD_Init,false);
	}else {window.onload=CD_Init;
};