function buttonkarten(){
	opentree(); 
	var elem = document.getElementById('id-mitte');
	  elem.innerHTML =
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  '<h2 class="mituebschr">Kartenreservierung</h2>' +
  '<h4 class="mituebschr">Konzert am 23. Oktober 2011, um 17.00 Uhr<br><br>' +
  'Entdeckungen von Regionaler Bedeutung<br>Kammermusik von Nassau-Saarbrücker Hof<br>Leitung: Joachim Fontaine</span><br><br>' +
  'in der Evangelischen Kirche Saarlouis</h4>' +
  '<h4>Die von Ihnen reservierten Karten werden an der Abendkasse für Sie hinterlegt.<br>' +
  'Die Bezahlung der Karten nehmen Sie bitte an der Abendkasse vor.<br>' +
  'Sie haben die Möglichkeit, in der reservierten Reihe 6 Platz zu nehmen.</h4>' +
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  '<form name="formkarten" action="mailto:klaus.eisenbarth@t-online.de" enctype="text/plain" method="post" onSubmit="return chkkarten()">' +
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  '<fieldset class="mitflset">' +
  '<legend>Angabe Ihrer Adresse</legend>' +
  '<table class="mitschrift" border="0" width="100%" cellpadding="1">' +
   '<tr><td width="30%">Anrede:</td>' + 
     '<td width="70%"> ' +
       '<select name="Anrede">' + 
         '<option          value="Frau"  >Frau  </option>' + 
         '<option selected value="Herr"  >Herr  </option>' +
         '<option          value="Verein">Verein</option>' +
         '<option          value="Firma" >Firma </option>' +
       '</select></td></tr>' + 
     '<tr><td width="30%">Nachname:    </td>' + 
         '<td width="70%"><input type="text" name="nachname"></td></tr>' +
     '<tr><td width="30%">Vorname:     </td>' +
         '<td width="70%"><input type="text" name="vorname"></td></tr>' +
     '<tr><td width="30%">Strasse:     </td>' + 
         '<td width="70%"><input type="text" name="strasse"></td></tr>' +
     '<tr><td width="30%">Postleitzahl:</td>' + 
         '<td width="70%"><input type="text" name="postleitzahl"></td></tr>' +
     '<tr><td width="30%">Wohnort:     </td>' + 
         '<td width="70%"><input type="text" name="wohnort"></td></tr>' +
  '</table>' + 
  '<br>' + 
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  '<table class="mitschrift" border="0" width="100%"  cellpadding=1">' +
    '<tr><td width="30%">Telefon:</td>' + 
        '<td width="70%"><input type="text" name="telefon"></td></tr>' +
    '<tr><td width="30%">eMail:</td>' +  
        '<td width="70%"><input type="text" name="email"></td></tr>' +
  '</table>' + 
  '</fieldset>' +
  '<br>' +
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  '<fieldset class="mitflset">' +
  '<legend>Anzahl/Preis der gewünschten Karten</legend>' +
  '<br>' +
  '<table class="mitschrift" border="0" width="100%"  cellpadding="1">' +
  '<tr>' +
  '<td width="30%">Anzahl Karten :         </td><td width="10%"><input name="anzahlnor" size="3" value="0"></td> <td width="60%"><select><option> 10 € </option></select></td>' +
  '</tr>' +
  '<tr>' +
  '<td width="30%">Anzahl Karten ermäßigt: </td><td width="10%"><input name="anzahlerm" size="3" value="0"></td> <td width="60%"><select><option>  8 € </option></select></td>' +
  '</tr>' +
  '</table>' +
  '</fieldset>' +
  '<br>' + 
/*  ------------------------------------------------------------------------  */
  '<br>' +
/*  ------------------------------------------------------------------------  */
  '<fieldset class="mitflset">' +
  '<legend>Sonstiges:</legend>' +
  '<table class="mitschrift" border="0" width="100%"  cellpadding="1">' +
    '<tr><td width="30%">Datum:</td>' + 
        '<td width="70%"><input type="text" name="datum"></td></tr>' + 
  '</table>' + 
  '<br>' +
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  '<table class="mitschrift" border="0" width="100%"  cellpadding="1">' +
   '<tr><td>Bemerkungen: <textarea name="bemerkungen" rows="5" cols="50"></textarea></td></tr>' +  
  '</table>' + 
  '</fieldset>' +
  '<br>' +
/*  ------------------------------------------------------------------------  */
  '<fieldset class="mitflset">' +
  '<legend>Aktion wählen:</legend>' +
  '<table class="mitschrift" border="0" width="100%"  cellpadding="1">' +
     '<tr><td width="35%"><input type="submit"                           value="Daten absenden">        </td>' +
         '<td width="35%"><input type="reset"                            value="Eingaben l&ouml;schen"> </td>' +
         '<td width="30%"><input type="button" onclick="window.print();" value="Drucken">               </td></tr>' +
  '</table>' +
/*  ------------------------------------------------------------------------  */
  '</fieldset>' +
  '</form>' +
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    '<br>' +
    '<a href="#" class="top_oben nurright">&nbsp;</a>' +
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  '';
  }
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