var w = false;

function edit(page, lang) {
  if (!w || w.closed) {
    w = window.open('/edit.php?page=' + page + '&lang=' + lang, 'popup', 'width=730,height=450');
  } else {
    w.focus();
  }
}

function mp3(file) {
  if (!w || w.closed) {
    window.open('/files/' + file, 'hoerprobe', 'width=300,height=50');
  } else {
    w.focus();
  }
}