function bild(bild)
{
Fenstercher = window.open(bild, "Bild", "width=600,height=900,scrollbars=yes,resizable=1,dependent=1");
Fenstercher.focus();
}

function anzeigen(das)
{
 if(document.getElementById(das).style.display=='none')
 document.getElementById(das).style.display='block';
 else document.getElementById(das).style.display='none';
}