var AdShowSpeed = 7000
var AdcrossFadeDuration = 10
var AdPic = new Array() 
var AdTitl = new Array()
var Adlink = new Array()
AdPic[0] = 'http://www.carbonneutral.com.au/files/carbon.jpg'
AdTitl[0] = 'Business Carbon Footprinting'
Adlink[0] = 'http://www.carbonneutral.com.au/fourstep.htm'



var ta
var pa = AdPic.length
var ja = Math.floor(Math.random()*pa)
var z
var AdpreLoad = new Array()
for (i = 0; i < pa; i++){
   AdpreLoad[i] = new Image()
   AdpreLoad[i].src = AdPic[i]
}

function startAdShow(){
   if (document.all){
      document.images.AdShow.style.filter="blendTrans(duration=0)"
      document.images.AdShow.filters.blendTrans.Apply()      
   }
   document.images.AdShow.src = AdpreLoad[ja].src
   document.images.AdShow.title = AdTitl[ja]
   document.getElementById('Adlink').href = Adlink[ja]
   if (document.all){
      document.images.AdShow.filters.blendTrans.Play()
   }

   ja = ja + 1
   if (ja > (pa-1)) ja=0
   ta = setTimeout('runAdShow()', AdShowSpeed)
}




function runAdShow(){
   if (document.all){
      document.images.AdShow.style.filter="blendTrans(duration=2)"
      document.images.AdShow.style.filter="blendTrans(duration=AdcrossFadeDuration)"
      document.images.AdShow.filters.blendTrans.Apply()      
   }
   document.images.AdShow.src = AdpreLoad[ja].src
   document.images.AdShow.title = AdTitl[ja]
   document.getElementById('Adlink').href = Adlink[ja]
   if (document.all){
      document.images.AdShow.filters.blendTrans.Play()
   }
   ja = ja + 1
   if (ja > (pa-1)) ja= ja - pa	
   setTimeout('runAdShow()', AdShowSpeed)
}
if(document.getElementById('AdShow')){startAdShow()}