function updatepage(type,id) {
	showgallery(type,id);
	dhtmlHistory.add(type+':'+id);
	return false;
}
function showgallery(type,id){
	xmlhttp=GetXmlHttpObject();
	if (xmlhttp==null){
		alert ("ERROR: This feature is not supported by your browser.")
		return
	}
	var file = "ajax/photos.php?type="+type+"&id="+id;
    xmlhttp.open('GET', file, true);
    xmlhttp.onreadystatechange=function() {
        if (xmlhttp.readyState==4) {
			var photos = xmlhttp.responseText; 
			if(photos) document.getElementById('photos').innerHTML = photos;
		}
	}
	xmlhttp.send(null);
}