var photo_id = 1; 

function load_photo(url, nr) {
	el = document.getElementById('photo');
	if (el.src) {
		document.getElementById('photo').src = url;
	} else {
		document.getElementById('photo').style.background = 'url(\'' + url + '\')';
	}
	photo_id = nr; 
}

function load_large_photo(url) {
	document.getElementById('photo').src = url;
}

function set_pid(nr){
	photo_id = nr;
}

function large_photo(sid) {
	imgwin = window.open ('big.html?id='+sid+'&pid='+photo_id, 'imgwin', 'width=680,height=705');
	imgwin.focus ();
}