function show_bild_beschreibung(bild_id)
{
     var url = 'exe/bild.php';
     var pars = 'bild_id='+bild_id;
     var myAjax = new Ajax.Updater('img_beschreibung', url, {method: 'post', parameters: pars});
}

function change_img(i, $pfad)
{
  $('img_beschreibung').replace("<div id=\"img_beschreibung\"><div style=\"text-align: center;\"><img src='img/ajax/big.gif' alt='' /></div></div>");
  document.getElementById('img_detail').src='/images/11/img/produkte/' + $pfad;
  show_bild_beschreibung(i);  
}

function cimg(iid, pfad)
{
  $('img_desc').replace("<div id=\"img_desc\"><img src='img/ajax/big.gif' alt='Daten werden geladen...' /></div>");
  $('imgd').setStyle( { background: 'url(/images/11/ext/files/' + pfad + ')' });
  var url    = 'content_public/ajax/pindex.php';
  var pars   = 'l=cimg&iid=' + iid;
  var myAjax = new Ajax.Updater('img_desc', url, {method: 'post', parameters: pars});;
}