if (location==top.location)
document.write('<div style="position:absolute;left:85%;top:2px;z-index:2">[&nbsp;\<a href\=\"\#\" class=\"nav"\ onClick\=\"window.close(); return false;\">schlie&szlig;en<\/a\>...\]</div>');
else
document.write('<div style="position:absolute;left:85%;top:2px;z-index:2">[&nbsp;\<a href\=\"\#\"  class=\"nav"\ onClick\=\"history.go(-1); return false;\">zur&uuml;ck\<\/a\>...]</div>');