function displayPhoto(uri,caption,width,height) {
	uri = "displayphoto.html?uri=" + uri + "&caption=" + caption + "&width=" + width + "&height=" + height;
	photoWindow = window.open(uri,'photo','toolbar=no,width=' + (width + 30) + ',height=' + (height + 150) + ',status=no,scrollbars=no,resize=no,menubar=no')
	photoWindow.focus();
}