function ImageHover(oActiveImage) {
  aImages = document.getElementById('productselector').getElementsByTagName('img');
  for(i=0;i<aImages.length;i++) {
    
    if (aImages[i].className != 'active') aImages[i].src = aImages[i].src.replace(/\/thumb\//g,'/thumb_inactive/');
  }
  oActiveImage.src = oActiveImage.src.replace(/\/thumb_inactive\//g,'/thumb/');
}

function ImageMouseOut(oActiveImage) {
  if (oActiveImage.className != 'active') oActiveImage.src = oActiveImage.src.replace(/\/thumb\//g,'/thumb_inactive/');
}