<!--

if (document.images) {

  image1on = new Image();
  image1on.src = "http://www.tek.com.au/tek03/assets/homeb.gif";
  
  image2on = new Image();
  image2on.src = "http://www.tek.com.au/tek03/assets/opportunityb.gif";
  
  image3on = new Image();
  image3on.src = "http://www.tek.com.au/tek03/assets/aboutb.gif";
  
  image4on = new Image();
  image4on.src = "http://www.tek.com.au/tek03/assets/contactb.gif";  

  image1off = new Image();
  image1off.src = "http://www.tek.com.au/tek03/assets/home.gif";

  image2off = new Image();
  image2off.src = "http://www.tek.com.au/tek03/assets/opportunity.gif";
    
  image3off = new Image();
  image3off.src = "http://www.tek.com.au/tek03/assets/about.gif";
  
  image4off = new Image();
  image4off.src = "http://www.tek.com.au/tek03/assets/contact.gif";  


}

function changeImages() {
  if (document.images) {
    for (var i=0; i<changeImages.arguments.length; i+=2) {
      document[changeImages.arguments[i]].src = eval(changeImages.arguments[i+1] + ".src");
    }
  }
}

// -->