function changephoto(dir, photo, layer) {
newphoto = "<img src='";
newphoto += dir;
newphoto += photo;
newphoto += "'>";
LayerA = layer+"A";
LayerB = layer+"B";
if (document.getElementById) {var span_el = document.getElementById(LayerB);
span_el.innerHTML = newphoto;}
else if (document.layers) {document.layers[LayerA].layers[LayerB].document.write(newphoto);
document.layers[LayerA].layers[LayerB].document.close();}
else if (document.all) {LayerB.innerHTML = newphoto;}
}