function QJSImgPreload()
{
  var appVer=parseInt(navigator.appVersion);
  var isNC=(document.layers && (appVer >= 4)); // Netscape Navigator 4.0 or later
  var isIE=(document.all    && (appVer >= 4)); // Internet Explorer  4.0 or later
  if (isNC || isIE)
  {
    if (document.images)
    {
      var imgName = QJSImgPreload.arguments[0];
      var cnt;
      swImg[imgName] = new Array;
      for (cnt = 1; cnt < QJSImgPreload.arguments.length; cnt++)
      {
        swImg[imgName][QJSImgPreload.arguments[cnt]] = new Image();
        swImg[imgName][QJSImgPreload.arguments[cnt]].src = QJSImgPreload.arguments[cnt];
      }
    }
  }
}

function QJSImgFind(doc, imgName)
{
  for (var i=0; i < doc.layers.length; i++)
  {
    var img = doc.layers[i].document.images[imgName];
    if (!img) img = QJSImgFind(doc.layers[i], imgName);
    if (img) return img;
  }
  return null;
}
function QJSImgSwap(imgName, imgSrc)
{
  var appVer=parseInt(navigator.appVersion);
  var isNC=(document.layers && (appVer >= 4)); // Netscape Navigator 4.0 or later
  var isIE=(document.all    && (appVer >= 4)); // Internet Explorer  4.0 or later
  if (isNC || isIE)
  {
    if (document.images)
    {
      var img = document.images[imgName];
      if (!img) img = QJSImgFind(document, imgName);
      if (img) img.src = imgSrc;
    }
  }
}
var swImg; swImg=new Array;
QJSImgPreload('_QJS_ROLLOVER1', '../img/index_12.gif', '../img/index2_12.gif');
QJSImgPreload('_QJS_ROLLOVER2', '../img/index_13.gif', '../img/index2_13.gif');
QJSImgPreload('_QJS_ROLLOVER3', '../img/index_14.gif', '../img/index2_14.gif');
QJSImgPreload('_QJS_ROLLOVER4', '../img/index_15.gif', '../img/index2_15.gif');
QJSImgPreload('_QJS_ROLLOVER5', '../img/index_16.gif', '../img/index2_16.gif');
QJSImgPreload('_QJS_ROLLOVER6', '../img/index_17.gif', '../img/index2_17.gif');
QJSImgPreload('_QJS_ROLLOVER7', '../img/index_18.gif', '../img/index2_18.gif');