function guestbook_answer(commentId)
{
  document.getElementById('guestbook_quote').style.display = 'block';
  document.getElementById('guestbook_quote_text').innerHTML = document.getElementById('entry_' + commentId).innerHTML;
  document.getElementById('guestbook_quoted_id').value = commentId;
  
  var box = document.getElementById('guestbook_quote_text');
  
  var top = box.offsetTop;
  box = box.offsetParent;
  
  while(box)
  {
    top += box.offsetTop;
    box = box.offsetParent;
  }
  
  window.scrollTo(0, top);
  
  return false;
}