// Andrew Urquhart : CountDown Timer : http://andrewu.co.uk/clj/countdown/
function CD_T(id,e,dt)
{
    var n=new Date();
    CD_D(+n,id,e,dt);
    setTimeout("CD_T('"+id+"',"+e+","+dt+")",1100-n.getMilliseconds())
}

function CD_D(n,id,e,dt)
{
    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);
        // make sure start date is before the end date
        var today = new Date();
        
        //alert(e);
        //alert(id);
        //alert(dt);
        //alert(today);
        if(Date.parse(dt) == Date.parse(today))
        {
            CD_OBJS[id].innerHTML=" 0days 1hrs 0mins ";
        }
        else if(Date.parse(dt) < Date.parse(today))
        {
            //alert("Past due!");
            CD_OBJS[id].innerHTML=" 0days 0hrs 0mins ";
            //CD_OBJS["ctl00_ContentPlaceHolder1_lnkBookIt1"].style.visibility = "hidden";
            //var lnk = document.getElementById("ctl00_ContentPlaceHolder1_lnkBookIt1");
            //alert(lnk);
            //lnk.style.visibility = "hidden";
            
        }
        else
        {
            //alert("Still Current");
            CD_OBJS[id].innerHTML=d+" day"+(d==1?" ":"s ")+CD_ZP(h)+"hrs "+CD_ZP(m)+"min ";
        }
        
};
//+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(),dt);
                    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
}