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browserVer=parseInt(navigator.appVersion);

  if ((browserName=="Netscape" && browserVer>=3) || (browserName=="Microsoft Internet Explorer" && browserVer>=4))    
  version="n3";
  else
    version="n2";

  if (version=="n3")
   {
  pic1on = new Image();
  pic1on.src = "layout/0403home_1.gif";
  pic2on = new Image();
  pic2on.src = "layout/0403maker_1.gif";
  pic3on = new Image();
  pic3on.src = "layout/0403work_1.gif";
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  pic4on.src = "layout/0403links_1.gif";
  pic5on = new Image();
  pic5on.src = "layout/0403book_1.gif";
  pic6on = new Image();
  pic6on.src = "layout/0403misc_1.gif";  

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  pic1off.src = "layout/0403home_0.gif";
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  pic2off.src = "layout/0403maker_0.gif";
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  pic3off.src = "layout/0403work_0.gif";
  pic4off = new Image();
  pic4off.src = "layout/0403links_0.gif";
  pic5off = new Image();
  pic5off.src = "layout/0403book_0.gif";
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function off(imgName)
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//-->