function showPrintLink() {
   if (window.location.host == "sb1-itp-075.lds.nrw.de:8080") {
      pfadArray = window.location.pathname.split("/");
      pfadZumBild = "";
      for (i = 1; i < pfadArray.length; i++) {
         if (pfadArray[i] != "htdocs") {
            pfadZumBild += "/" + pfadArray[i];
         } else {
            break;
         }
      }
      pfad = "http://" + window.location.host + pfadZumBild + "/htdocs/system/sys_bilder/print.png";
   } else {
      pfad = "/system/sys_bilder/print.png";
   }
   document.write('<p><a href="javascript:window.print()" title="Diese Seite ausdrucken">Druckversion <img src="' + pfad + '" alt="Drucker-Symbol" /></a></p>');
}