function view_photo (what_photo) {

var photo_file = new Image (); photo_file.src = what_photo;

document.images.photo_file.src =  photo_file.src;
document.getElementById("photos").style.visibility = 'visible';
scroll_photo ();

}

function scroll_photo () {

var pos = $("all").viewportOffset();
//alert(pos);
//alert($("photos").style.top);
y = pos[1] * -1;
//alert(document.body.getHeight());
//if(y + $("photos").getHeight() > document.body.getHeight())
//	return false;

$("photos").absolutize();
$("photos").setStyle({top: y + 'px' });
}

function close_photo () {
document.getElementById("photos").style.visibility = 'hidden';
var photo_file = new Image ();
photo_file.src = "_p/loading.gif";
document.images.photo_file.src =  photo_file.src;
}