function HpbImgPreload()
{
  var appVer=parseInt(navigator.appVersion);
  var isNC=false,isN6=false,isIE=false;
  if (document.all && appVer >= 4) isIE=true; else
if (document.getElementById && appVer > 4) isN6=true; else
if (document.layers && appVer >= 4) isNC=true;
  if (isNC||isN6||isIE)
  {
if (document.images)
{
var imgName = HpbImgPreload.arguments[0];
var cnt;
swImg[imgName] = new Array;
for (cnt = 1; cnt < HpbImgPreload.arguments.length; cnt++)
{
  swImg[imgName][HpbImgPreload.arguments[cnt]] = new Image();
  swImg[imgName][HpbImgPreload.arguments[cnt]].src = HpbImgPreload.arguments[cnt];
}
}
  }
}
function HpbImgFind(doc, imgName)
{
  for (var i=0; i < doc.layers.length; i++)
  {
var img = doc.layers[i].document.images[imgName];
if (!img) img = HpbImgFind(doc.layers[i], imgName);
if (img) return img;
  }
  return null;
}
function HpbImgSwap(imgName, imgSrc)
{
  var appVer=parseInt(navigator.appVersion);
  var isNC=false,isN6=false,isIE=false;
  if (document.all && appVer >= 4) isIE=true; else
if (document.getElementById && appVer > 4) isN6=true; else
if (document.layers && appVer >= 4) isNC=true;
  if (isNC||isN6||isIE)
  {
if (document.images)
{
var img = document.images[imgName];
if (!img) img = HpbImgFind(document, imgName);
if (img) img.src = imgSrc;
}
  }
}
var swImg; swImg=new Array;

HpbImgPreload('_HPB_ROLLOVER2', 'images/index_r24_c16.jpg', 'images/index_r24_c161.jpg');
HpbImgPreload('_HPB_ROLLOVER1', 'images/index_r24_c16.jpg', 'images/index_r24_c161.jpg');