function popUp(URL,wi,he) {
day = new Date();
id = day.getTime();
eval("page" + id + " = window.open('/picture.php?bild=" + URL + "', '" + id + "', 'toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0,width=" + wi + ",height=" + he + "');");
}