// Netscape 3.0 compatibility test (for javascript image swapping)
 compat = false;
 if( parseInt( navigator.appVersion ) >= 3 ) {
  compat = true; 
 }
 
// cache images for quick swapping
 if( compat ) {
 
  hl_01 = new Image();
  hl_01.src = "img/hlo_01.gif";
  hlo_01 = new Image();
  hlo_01.src = "img/hl_01.gif";
  
  hl_02 = new Image();
  hl_02.src = "img/hlo_02.gif";
  hlo_02 = new Image();
  hlo_02.src = "img/hl_02.gif";
  
  hl_03 = new Image();
  hl_03.src = "img/hlo_03.gif";
  hlo_03 = new Image();
  hlo_03.src = "img/hl_03.gif";
  
  hl_04 = new Image();
  hl_04.src = "img/hlo_04.gif";
  hlo_04 = new Image();
  hlo_04.src = "img/hl_04.gif";
  
  hl_05 = new Image();
  hl_05.src = "img/hlo_05.gif";
  hlo_05 = new Image();
  hlo_05.src = "img/hl_05.gif";
  
  il_01 = new Image();
  il_01.src = "img/ilo_01.gif";
  ilo_01 = new Image();
  ilo_01.src = "img/il_01.gif";
  
  il_02 = new Image();
  il_02.src = "img/ilo_02.gif";
  ilo_02 = new Image();
  ilo_02.src = "img/il_02.gif";
  
  il_03 = new Image();
  il_03.src = "img/ilo_03.gif";
  ilo_03 = new Image();
  ilo_03.src = "img/il_03.gif";
  
  il_04 = new Image();
  il_04.src = "img/ilo_04.gif";
  ilo_04 = new Image();
  ilo_04.src = "img/il_04.gif";
  
  il_05 = new Image();
  il_05.src = "img/ilo_05.gif";
  ilo_05 = new Image();
  ilo_05.src = "img/il_05.gif";

  al_01 = new Image();
  al_01.src = "img/alo_4.gif";
  alo_01 = new Image();
  alo_01.src = "img/al_4.gif";
  
  al_02 = new Image();
  al_02.src = "img/alo_5.gif";
  alo_02 = new Image();
  alo_02.src = "img/al_5.gif";
  
  pl_01 = new Image();
  pl_01.src = "img/plo_4.gif";
  plo_01 = new Image();
  plo_01.src = "img/pl_4.gif";
  
  pl_02 = new Image();
  pl_02.src = "img/plo_5.gif";
  plo_02 = new Image();
  plo_02.src = "img/pl_5.gif";
  
  gl_01 = new Image();
  gl_01.src = "img/glo_4.gif";
  glo_01 = new Image();
  glo_01.src = "img/gl_4.gif";

 }
 
 
// swap images using the cached images
 
function changeImg(x, y) {
 if( compat ) {
  document.images[x].src=eval(y+'.src'); 
  }
 }
 
 
 
function openWindow(url, title)
{
  var theWin = window.open(url, title, config='height=300,width=480,toolbar=no,menubar=yes,scrollbars=yes,resizable=yes,location=no,directories=no,status=no,screenX=220,screenY=140')
}