function getObj(id)
{
	if (document.getElementById && !document.all)
		return (document.getElementById(id));
	if (document.layers)
		return (document.layers[id]);
	if (document.all)
		return (document.all(id));
}

function changeTxt(id, txt)
{
	// Impossible avec Opera
	if (document.getElementById)
		getObj(id).innerHTML = txt;
	else if (document.layers)
	{
		//alert(document.layers[id].document);
		document.layers[id].document.open();
		document.layers[id].document.write(txt);
		document.layers[id].document.close();
	}
}

function swapImage(id, img)
{
	document.images[id].src = img;
}