function zeigeKarte()
{
window.open ("lageplan_kurz.html",
"new_window1", "width=515, height=610, location=0, menubar=0, resizable=0, scrollbars=0, status=0, titelbar=0, directories=0, toolbar=0, left=140, top=100");
}
function zeigeUrkunde()
{
window.open ("zertifikat_kurz.html",
"new_window2", "width=424, height=600, location=0, menubar=0, resizable=0, scrollbars=0, status=0, titelbar=0, directories=0, toolbar=0, left=140, top=100");
}