function showform()
{
	var e = document.getElementById("commentform");
	e.style.display = (e.style.display == "none" ? "block" : "none");
}
function foto(url, x, y, topic, topicid, photoid)
{
	var xwin = x + 120 + 5 * 16, ywin = y + 5 * 16 + 27;
	if ( y < 600 ) ywin = 600 + 4 * 16;
	var w = window.open(
		"/foto.php?x=" + x + "&y=" + y + "&f=" + url + "&t=" + topic + "&tid=" + topicid + "&pid=" + photoid,
		"winFoto",
		"width=" + xwin + ",height=" + ywin + ",location=no,menubar=no,resizable=yes,scrollbars=no,status=no,titlebar=no,directories=no,toolbar=no");
	w.focus();
}