$d =document;

// Rollovers
function WM_imageSwap(daImage, daSrc){
  var objStr,obj;
   // Check to make sure that images are supported in the DOM.
  if(document.images){
    // Check to see whether you are using a name, number, or object
    if (typeof(daImage) == 'string') {
      // This whole objStr nonesense is here solely to gain compatability
      // with ie3 for the mac.
      objStr = 'document.' + daImage;
      obj = eval(objStr);
      obj.src = daSrc;
    } else if ((typeof(daImage) == 'object') && daImage && daImage.src) {
      daImage.src = daSrc;
    }
  }
}


//// Variables
var range       =3; // Number of images
var rotateSpeed =5; // Seconds
var n           =1;
var pic =new Array();  // Array to hold filenames
    pic.push("images/sideA.jpg");
    pic.push("images/sideB.jpg");
    pic.push("images/sideC.jpg");

for (var i=0; i<pic.length; i++){
  img =new Image();
  img.src =pic[i];
}

//// Functions
function rotateAd(){
	var inHTML ='<img src="' +  pic[n++] + '" width="150" height="600" alt=" " border="0" />';
	document.getElementById('rotateImg').innerHTML =inHTML;
  if (n==range){n=0}
}

//// EVENTS
if ($d.getElementById){
  window.onload =function() {setInterval('rotateAd()',rotateSpeed*1000)};
}