function oeffnen(){
  var keyword=escape(document.getElementById('query').value);
  window.open("http://partners.webmasterplan.com/click.asp?ref=482330&site=1382&type=text&tnb=23&prd=yes&srchdesc=Y&itf=0&category0=&minprice=&maxprice=&query="+escape(keyword), "myWindow", "width=800,height=600.menubar=yes,scrollbars=yes,status=yes,toolbar=yes");
  return false;
}