function CD_UpdateDisplay(strContent,strTagId)
{
var objHandle=document.getElementById(strTagId);
if(objHandle&&(typeof objHandle.innerHTML).toString().toLowerCase()!='undefined')
  {
  objHandle.innerHTML=strContent
  }
};

function CD_Tick(strTagId,strEventDate)
{
var objDateNow=new Date();
var intMsDelay=1000-objDateNow.getMilliseconds();
var intEventDate=new Date(strEventDate).valueOf();
CD_DrawTime(objDateNow,strTagId,intEventDate);
setTimeout("CD_Tick(\""+strTagId+"\","+intEventDate+")",intMsDelay)
};

function CD_DrawTime(strDate,strTagId,intEventDate)
{
var intMs=intEventDate-new Date(strDate).valueOf();
var strTimeString="";
if(intMs<=0)
  {
  intMs=intMs*-1;
  strTimeString = "-----------";
  }
else
  {
  var intDays=Math.floor(intMs/864E5);
  intMs=intMs-(intDays*864E5);
  var intHours=Math.floor(intMs/36E5);
  intMs=intMs-(intHours*36E5);
  var intMinutes=Math.floor(intMs/6E4);
  intMs=intMs-(intMinutes*6E4);
  var intSeconds=Math.floor(intMs/1000);
  strTimeString=intDays+" day"+(intDays==1?" ":"s ")+CD_ZP(intHours)+"h "+CD_ZP(intMinutes)+"m "+CD_ZP(intSeconds)+"s";
  }
CD_UpdateDisplay(strTimeString,strTagId)
};

function CD_ZP(objVal)
{
var str=""+objVal;
return(str.length<2?"0"+str:str)
};

function CD_Init()
{
var strTagPrefix="countdown";
var objHandle=true;
if(document.getElementById)
  {
  for(var i=1;objHandle;++i)
    {
    var strElementName=strTagPrefix+i;objHandle=document.getElementById(strElementName);
    if(objHandle&&(typeof objHandle.innerHTML).toString().toLowerCase()!='undefined')
      {
      var strDate=objHandle.innerHTML;
      if(!isNaN(new Date(strDate)))
        {
        CD_Tick(strElementName,strDate);
        if(objHandle.style)
          {
          objHandle.style.visibility="visible"
          }
        }
      else
        {
        objHandle.innerHTML=strDate+"<a href=\"http://www.andrewu.co.uk/clj/countdown/\" title=\"Countdown 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
  };