function check_browser()
{
  var version_number = navigator.appVersion.charAt(0);

  if (navigator.appName.indexOf("Netscape") != -1)
  {
    if (version_number < 3)
    {
      return false;
    }
    return true;
  }

  if (navigator.appName.indexOf("Explorer") != -1)
  {
    if (version_number < 4)
    {
      return false;
    }
    return true;
  }

  // unknown
  return false;
}


  if (check_browser()) 
{  
  <!--menu-->

  
  HEAD10 = new Image(50,20);
  HEAD11 = new Image(50,20);
  HEAD12 = new Image(50,20);
  HEAD13 = new Image(50,20);
  HEAD14 = new Image(50,20);
  HEAD15 = new Image(50,20);
  HEAD16 = new Image(50,20);

    HEAD20 = new Image(50,20);
  HEAD21 = new Image(50,20);
  
      HEAD30 = new Image(50,20);
	 
LETTER1 = new Image(50,20);
LETTER2 = new Image(50,20);
LETTER3 = new Image(50,20);
LETTER4 = new Image(50,20);
  
ILLUST1 = new Image(50,20);
ILLUST2 = new Image(50,20);
ILLUST3 = new Image(50,20);
ILLUST4 = new Image(50,20);
ILLUST5 = new Image(50,20);
ILLUST6 = new Image(50,20);
ILLUST7 = new Image(50,20);
ILLUST8 = new Image(50,20);

PAINTING1 = new Image(50,20);
PAINTING2 = new Image(50,20);
PAINTING3 = new Image(50,20);
PAINTING4 = new Image(50,20);
PAINTING5 = new Image(50,20);
PAINTING6 = new Image(50,20);
PAINTING7 = new Image(50,20);
PAINTING8 = new Image(50,20);


PEN1 = new Image(50,20);
PEN2 = new Image(50,20);
PEN3 = new Image(50,20);
PEN4 = new Image(50,20);
PEN5 = new Image(50,20);
PEN6 = new Image(50,20);
PEN7 = new Image(50,20);
PEN8 = new Image(50,20);
  
   HEAD10on = new Image(50,20);
  HEAD11on = new Image(50,20);
  HEAD12on = new Image(50,20);
  HEAD13on = new Image(50,20);
  HEAD14on = new Image(50,20);
  HEAD15on = new Image(50,20);
  HEAD16on = new Image(50,20);

    HEAD20on = new Image(50,20);
  HEAD21on = new Image(50,20);
  
    HEAD30on = new Image(50,20);
    
    LETTER1on = new Image(50,20);
LETTER2on = new Image(50,20);
LETTER3on = new Image(50,20);
LETTER4on = new Image(50,20);

ILLUST1on = new Image(50,20);
ILLUST2on = new Image(50,20);
ILLUST3on = new Image(50,20);
ILLUST4on = new Image(50,20);
ILLUST5on = new Image(50,20);
ILLUST6on = new Image(50,20);
ILLUST7on = new Image(50,20);
ILLUST8on = new Image(50,20);

PAINTING1on = new Image(50,20);
PAINTING2on = new Image(50,20);
PAINTING3on = new Image(50,20);
PAINTING4on = new Image(50,20);
PAINTING5on = new Image(50,20);
PAINTING6on = new Image(50,20);
PAINTING7on = new Image(50,20);
PAINTING8on = new Image(50,20);


PEN1on = new Image(50,20);
PEN2on = new Image(50,20);
PEN3on = new Image(50,20);
PEN4on = new Image(50,20);
PEN5on = new Image(50,20);
PEN6on = new Image(50,20);
PEN7on = new Image(50,20);
PEN8on = new Image(50,20);

    
  BLANK = new Image(118,13);



  HEAD10.src = "img/nav/home.gif";
HEAD11.src = "img/nav/painting.gif";
  HEAD12.src = "img/nav/illust.gif";
  HEAD13.src = "img/nav/pen.gif";
   HEAD14.src = "img/nav/lettering.gif";
   HEAD15.src = "img/nav/bio.gif";
  HEAD16.src = "img/nav/contact.gif";

   HEAD20.src = "img/nav/back.gif";
  HEAD21.src = "img/nav/forward.gif";
  
     HEAD30.src = "img/nav/email.gif";
 
LETTER1.src = "img/lettering/1.jpg";
LETTER2.src = "img/lettering/2.jpg";
LETTER3.src = "img/lettering/3.jpg";
LETTER4.src = "img/lettering/4.jpg";

   
ILLUST1.src = "img/illust/1.jpg";
ILLUST2.src = "img/illust/2.jpg";
ILLUST3.src = "img/illust/3.jpg";
ILLUST4.src = "img/illust/4.jpg";  
ILLUST5.src = "img/illust/5.jpg";
ILLUST6.src = "img/illust/6.jpg";
ILLUST7.src = "img/illust/7.jpg";
ILLUST8.src = "img/illust/8.jpg";  

PAINTING1.src = "img/painting/1.jpg";
PAINTING2.src = "img/painting/2.jpg";
PAINTING3.src = "img/painting/3.jpg";
PAINTING4.src = "img/painting/4.jpg";  
 PAINTING5.src = "img/painting/5.jpg";
PAINTING6.src = "img/painting/6.jpg";
PAINTING7.src = "img/painting/7.jpg";
PAINTING8.src = "img/painting/8.jpg";    
   
PEN1.src = "img/pen/1.jpg";
PEN2.src = "img/pen/2.jpg";
PEN3.src = "img/pen/3.jpg";
PEN4.src = "img/pen/4.jpg";  
PEN5.src = "img/pen/5.jpg";
PEN6.src = "img/pen/6.jpg";
PEN7.src = "img/pen/7.jpg";
PEN8.src = "img/pen/8.jpg";  

   
     
  HEAD10on.src = "img/nav/homeD.gif";
HEAD11on.src = "img/nav/paintingD.gif";
  HEAD12on.src = "img/nav/illustD.gif";
  HEAD13on.src = "img/nav/penD.gif";
   HEAD14on.src = "img/nav/letteringD.gif";
   HEAD15on.src = "img/nav/bioD.gif";
  HEAD16on.src = "img/nav/contactD.gif";

    HEAD20on.src = "img/nav/backD.gif";
  HEAD21on.src = "img/nav/forwardD.gif";

   HEAD30on.src = "img/nav/emailD.gif";
   
  LETTER1on.src = "img/lettering/1D.jpg";
LETTER2on.src = "img/lettering/2D.jpg";
LETTER3on.src = "img/lettering/3D.jpg";
LETTER4on.src = "img/lettering/4D.jpg"; 
 
 ILLUST1on.src = "img/illust/1D.jpg";
ILLUST2on.src = "img/illust/2D.jpg";
ILLUST3on.src = "img/illust/3D.jpg";
ILLUST4on.src = "img/illust/4D.jpg";  
ILLUST5on.src = "img/illust/5D.jpg";
ILLUST6on.src = "img/illust/6D.jpg";
ILLUST7on.src = "img/illust/7D.jpg";
ILLUST8on.src = "img/illust/8D.jpg";  

PAINTING1on.src = "img/painting/1D.jpg";
PAINTING2on.src = "img/painting/2D.jpg";
PAINTING3on.src = "img/painting/3D.jpg";
PAINTING4on.src = "img/painting/4D.jpg";  
 PAINTING5on.src = "img/painting/5D.jpg";
PAINTING6on.src = "img/painting/6D.jpg";
PAINTING7on.src = "img/painting/7D.jpg";
PAINTING8on.src = "img/painting/8D.jpg";   

PEN1on.src = "img/pen/1D.jpg";
PEN2on.src = "img/pen/2D.jpg";
PEN3on.src = "img/pen/3D.jpg";
PEN4on.src = "img/pen/4D.jpg";  
PEN5on.src = "img/pen/5D.jpg";
PEN6on.src = "img/pen/6D.jpg";
PEN7on.src = "img/pen/7D.jpg";
PEN8on.src = "img/pen/8D.jpg";  
  
  BLANK.src = "img/trans.gif"
}