<!--
// kh@javarea.de

Fenster = null;
function demo()
{
Fenster = window.open("http://www.koch-universum.de/kontaktformular.php","demo","toolbar=no,menubar=no,top=0,left=0,width=315,height=460")
Fenster.focus();
}
function zu()
{
   if (Fenster != null)
     if (!Fenster.closed)
       Fenster.close();
}
//-->