function setGrusstext(id)
{
  txt = document.getElementById(id).innerHTML;
  
  pruefen = true;
    
  while(pruefen == true)
  {
    txt = txt.replace('<br>', '');
    
    if(txt.search("<br>") == -1)
      pruefen = false;
  }
  
  window.opener.document.getElementById('grusstext_txt').value = txt;
  window.opener.count_char();

};