<!--
if (document.images) {
  img1on = new Image();      
  img1on.src = "images/bouwenimmo-home-over.jpg"; 
  img2on = new Image();      
  img2on.src = "images/bouwenimmo-bedrijfsinfo-over.jpg"; 
  img3on = new Image();      
  img3on.src = "images/bouwenimmo-aanbod-over.jpg";
  img4on = new Image();      
  img4on.src = "images/bouwenimmo-referenties-over.jpg"; 
  img5on = new Image();      
  img5on.src = "images/bouwenimmo-contact-over.jpg";
  
  img1off = new Image(); 
  img1off.src = "images/bouwenimmo-home.jpg"; 
  img2off = new Image(); 
  img2off.src = "images/bouwenimmo-bedrijfsinfo.jpg"; 
  img3off = new Image(); 
  img3off.src = "images/bouwenimmo-aanbod.jpg"; 
  img4off = new Image(); 
  img4off.src = "images/bouwenimmo-referenties.jpg"; 
  img5off = new Image(); 
  img5off.src = "images/bouwenimmo-contact.jpg";
}

function imgOn(imgName) {
  if (document.images) {
    document[imgName].src = eval(imgName + "on.src");
  }
}
         
function imgOff(imgName) {
  if (document.images) {
    document[imgName].src = eval(imgName + "off.src");
  }
}

-->