// HpbImgPreload:
//
function HpbImgPreload()
{
  var appVer=parseInt(navigator.appVersion);
  var isNC=(document.layers && (appVer >= 4));
  var isIE=(document.all    && (appVer >= 4));
  if (isNC || 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];
      }
    }
  }
}
// HpbImgFind:
//
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;
}
// HpbImgSwap:
//
function HpbImgSwap(imgName, imgSrc)
{
  var appVer=parseInt(navigator.appVersion);
  var isNC=(document.layers && (appVer >= 4));
  var isIE=(document.all    && (appVer >= 4));
  if (isNC || 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('_R1', 'img/tab/01.gif', 'img/tab/01_2.gif');
HpbImgPreload('_R2', 'img/tab/02.gif', 'img/tab/02_2.gif');
HpbImgPreload('_R3', 'img/tab/03.gif', 'img/tab/03_2.gif');
HpbImgPreload('_R4', 'img/tab/04.gif', 'img/tab/04_2.gif');
HpbImgPreload('_R5', 'img/tab/05.gif', 'img/tab/05_2.gif');
HpbImgPreload('_R6', 'img/effect_tea_ban.jpg', 'img/effect_tea_ban_2.jpg');
HpbImgPreload('_R7', 'img/leaf_ban.jpg', 'img/leaf_ban_2.jpg');
HpbImgPreload('_R8', 'img/tab/08.gif', 'img/tab/08_2.gif');