function routeberechnen() {
  var link;
  var route;
  route = document.getElementById("route");

  link = 'http://link2.de.map24.com';
  link = link + '?lid=' + route.lid.value;
  link = link + '&maptype=' + route.maptype.value;
  link = link + '&action=' + route.action.value;
  link = link + '&dstreet=' + route.dstreet.value;
  link = link + '&dzip=' + route.dzip.value;
  link = link + '&dcity=' + route.dcity.value;
  link = link + '&dcountry=' + route.dcountry.value;
  link = link + '&ddescription=' + route.ddescription.value;
  link = link + '&scountry=' + route.scountry.value;
  link = link + '&sstreet=' + route.sstreet.value;
  link = link + '&szip=' + route.szip.value;
  link = link + '&scity=' + route.scity.value;
  link = link + '&rtype=' + route.rtype.value;

//  alert(link);
  GotoLink(encodeURI(link), '_blank');
  return false;
}