// Andrew Urquhart : CountDownPro Timer : www.andrewu.co.uk/clj/countdown/pro/
function CD_M(strTagId){
	var objMeta=document.getElementsByTagName("meta");
	if(objMeta&&objMeta.length)
	{
		for(var i=0;i<objMeta.length;++i)
		{
			if(objMeta.item(i).scheme==strTagId)
			{
				var name=objMeta.item(i).name;
				var content=objMeta.item(i).content;
				if(name.indexOf("mindigits")>0||name.indexOf("hidezero")>0)
				{
					window[strTagId][name]=parseInt(content,10);
				}
				else
				{
					window[strTagId][name]=content;
				}
			}
		}
	}
}

function CD_UD(strContent,objW)
{
	objW.node.innerHTML=strContent;
}

function CD_T(strTagId)
{
	var objNow=new Date();
	var objW=window[strTagId];
	if(objW.msoffset)
	{
		objNow.setMilliseconds(objNow.getMilliseconds()+objW.msoffset);
	}
	CD_C(objNow,objW);
	if(objW.intEvntDte<=objNow.valueOf())
	{
		if(objW.event_functionhandler&&typeof window[objW.event_functionhandler]=="function")
		{
			window[objW.event_functionhandler](new Date(objW.intEvntDte));
			objW.event_functionhandler="";
		}
		if(objW.event_msg||objW.event_redirecturl)
		{
			var msg="<span id=\""+strTagId+"_complete\">"+objW.event_msg+"</span>";
			if(objW.event_redirecturl)
			{
				location.href=objW.event_redirecturl;
			}
			else if(objW.event_audio_src)
			{
				var strMimeType=objW.event_audio_mimetype;
				var audioObject="<object style=\"visibility:hidden;\" id=\"MediaPlayer\" width=\"2\" height=\"2\" data=\""+objW.event_audio_src+"\" type=\""+strMimeType+"\"></object>";
				CD_UD(msg+audioObject,objW);
			}
			else
			{
				CD_UD(msg,objW);
			}
			return;
		}
	}
	setTimeout("if(typeof CD_T=='function'){CD_T(\""+strTagId+"\")}",1100-objNow.getMilliseconds());
}

function CD_C(objNow,objW)
{
	var intMS=objW.intEvntDte-objNow.valueOf();
	if(intMS<=0)
	{
		intMS*=-1
	}
	var intD=Math.floor(intMS/864E5);
	intMS=intMS-(intD*864E5);
	var intH=Math.floor(intMS/36E5);
	intMS=intMS-(intH*36E5);
	var intM=Math.floor(intMS/6E4);
	intMS=intMS-(intM*6E4);
	var intS=Math.floor(intMS/1E3);
	var strTmp=CD_F(intH,"h",objW)+CD_F(intM,"m",objW);
	CD_UD(strTmp,objW);
}

function CD_F(intData,strPrefix,objW){
	if(intData==0&&objW[strPrefix+"_hidezero"])
	{
		return "";
	};
	var strResult=""+intData;
	var intMinDigits=objW[strPrefix+"_mindigits"];
	if(intData.toString().length<intMinDigits)
	{
		strResult="0000000000"+strResult;
		strResult=strResult.substring(strResult.length,strResult.length-intMinDigits);
	}
	if(intData!=1)
	{
		strResult+=objW[strPrefix+"_units"];
	}
	else
	{
		strResult+=objW[strPrefix+"_unit"];
	}
	return objW[strPrefix+"_before"]+strResult+objW[strPrefix+"_after"];
}

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;
	}
}

function CD_Init()
{
	var strTagPrefix="countdown";
	var objElem=true;
	if(document.getElementById)
	{
		for(var i=1;objElem;++i)
		{
			var strTagId=strTagPrefix+i;
			objElem=document.getElementById(strTagId);
			if(objElem&&(typeof objElem.innerHTML)!='undefined')
			{
				var strDate=objElem.innerHTML;
				var objDate=CD_Parse(strDate);
				if(!isNaN(objDate))
				{
					var objW=window[strTagId]=new Object();
					objW.intEvntDte=objDate.valueOf();
					objW.node=objElem;
					objW.servertime="";
					objW.d_mindigits=1;
					objW.d_unit=" day";
					objW.d_units=" days";
					objW.d_before="";
					objW.d_after=" ";
					objW.d_hidezero=0;
					objW.h_mindigits=2;
					objW.h_unit="h";
					objW.h_units="h";
					objW.h_before="";
					objW.h_after=" ";
					objW.h_hidezero=0;
					objW.m_mindigits=2;
					objW.m_unit="m";
					objW.m_units="m";
					objW.m_before="";
					objW.m_after=" ";
					objW.m_hidezero=0;
					objW.s_mindigits=2;
					objW.s_unit="s";
					objW.s_units="s";
					objW.s_before="";
					objW.s_after=" ";
					objW.s_hidezero=0;
					objW.event_msg="";
					objW.event_audio_src="";
					objW.event_audio_mimetype="";
					objW.event_redirecturl="";
					objW.event_functionhandler="";
					CD_M(strTagId);
					if(objW.servertime)
					{
						var objSrvrTm=CD_Parse(objW.servertime);
						if(isNaN(objSrvrTm))
						{
							objElem.innerHTML=strDate+"**";
							continue;
						}
						else
						{
							objW.msoffset=parseInt((objSrvrTm.valueOf()-(new Date()).valueOf())/1000,10)*1000;
						}
					}
					else
					{
						objW.msoffset=0;
					}
					CD_T(strTagId);
					if(objElem.style)
					{
						objElem.style.visibility="visible";
					}
				}
				else
				{
					objElem.innerHTML=strDate+"<a href=\"http://andrewu.co.uk/clj/countdown/pro/\" title=\"CountdownPro Error:Invalid date format used,check documentation (see link)\">*</a>";
				}
			}
		}
	}
}
if(window.attachEvent)
{
	window.attachEvent('onload',CD_Init)
}
else if(window.addEventListener)
{
	window.addEventListener("load",CD_Init,false)
}
else
{
	window.onload=CD_Init
};