function oeffnefenster(url) {
 fenster=window.open(url, "_blank", "width=1000,height=730,status=yes,scrollbars=yes,resizable=yes");
 fenster.focus();
 return
}
function next_page(w_page) {
  document.location.href=w_page
return
}

brws = navigator.appName;
if(brws == "Microsoft Internet Explorer"){
  document.write('<link href="css/style_ms.css" rel="stylesheet" type="text/css">');
}else{
  document.write('<link href="css/style.css" rel="stylesheet" type="text/css">');
}