//
//  Licensed Materials - Property of IBM
//  5724I83
//  (C) Copyright IBM Corp. 1995, 2004 All Rights Reserved.
//

// HpbImgPreload:
//
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];
      }
    }
  }
}
// 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=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_ROLLOVER5', '/images/top.gif', '/images/topj.gif');
HpbImgPreload('_HPB_ROLLOVER6', '/images/home.gif', '/images/homej.gif');
HpbImgPreload('_HPB_ROLLOVER1', '/images/newsj.gif', '/images/news.gif');
HpbImgPreload('_HPB_ROLLOVER10', '/images/archivesj.gif', '/images/archives.gif');
HpbImgPreload('_HPB_ROLLOVER4', '/images/mixtedmediaj.gif', '/images/mixtedmedia.gif');
HpbImgPreload('_HPB_ROLLOVER3', '/images/watercolorj.gif', '/images/watercolor.gif');
HpbImgPreload('_HPB_ROLLOVER9', '/images/japanese.gif', '/images/japanesej.gif');
HpbImgPreload('_HPB_ROLLOVER13', '/images/booksj.gif', '/images/books.gif');
HpbImgPreload('_HPB_ROLLOVER2', '/images/profiles.gif', '/images/profilesj.gif');
HpbImgPreload('_HPB_ROLLOVER14', '/images/lesson.gif', '/images/lessonj.gif');
HpbImgPreload('_HPB_ROLLOVER22', '/images/sketchj.gif', '/images/sketch.gif');
HpbImgPreload('_HPB_ROLLOVER41', '/images/blogj.gif', '/images/blog.gif');
HpbImgPreload('_HPB_ROLLOVER15', '/images/travel.gif', '/images/travelj.gif');
HpbImgPreload('_HPB_ROLLOVER8', '/images/emailj.gif', '/images/email.gif');
HpbImgPreload('_HPB_ROLLOVER7', '/images/link.gif', '/images/linkj.gif');
HpbImgPreload('_HPB_ROLLOVER12', '/images/memorandum.gif', '/images/memorandumj.gif');