function popup(event, a, width, height)
{
	if (!event && window && window.event)
		event = window.event;

	var url = a.href;
	var target = a.target;
	var features =
		"width=" + width + "," +
		"height=" + height + "," +
		"directories=no,"
		"location=no," +
		"menubar=no," +
		"resizable=no," +
		"scrollbars=yes," +
		"status=no," +
		"titlebar=no," +
		"toolbar=no";

	var wnd = window.open(url, target, features, false);

	if (event.stopPropagation)
		event.stopPropagation();
	else //if (event.cancelBubble)
		event.cancelBubble = true;

	if (event.preventDefault)
		event.preventDefault();
	else //if (event.returnValue)
		event.returnValue = false;

	return false;
}