var images = new Array("1.ipx", "2.ipx", "3.ipx", "4.ipx");
 var imageDB = new Array();

<!-- *************************************************************** -->
<!--  Preload IPIX images into array for subsequent by Virtual Tour	 -->
<!-- *************************************************************** -->
function preload()
{
  if(document.images)
  {
    for (var i=0; i < images.length; i++)
    {
      imageDB[images[i]] = new Image();
      imageDB[images[i]].src = images[i]
    }
  }
}

<!-- ********************************************** -->
<!--      Open Window for Room Pictures             -->
<!-- ********************************************** -->
function open_RoomWin(file,w,h) {
  params = "width=" + w + ",height=" + h;
  win = window.open(file,'roomPics',params);
  win.focus();
  return;
}

<!-- ********************************************** -->
<!--      Open the Virtual Tour Window              -->
<!-- ********************************************** -->
function openVT(file,w,h,s) {
  var scroll = "no";    <!-- scroll = no -->
  if (s == "yes")
  {
     scroll = "yes,resizable=1";    <!-- scroll and resize -->
  }
  params = "scrollbars=" + scroll + ",width=" + w + ",height=" + h;

  win = window.open(file,'vtWindow',params);
  win.focus();
  return;
}