function rahmenaktiv(wert) {

      switch (wert) {
        case 'agentur':
          var agentur = document.getElementById('agentur');
          agentur.style.borderColor="#990033";
          agentur.style.borderStyle="dashed";
          break;
        case 'events':
          var events = document.getElementById('events');
          events.style.borderColor="#990033";
          events.style.borderStyle="dashed";
          break;
        case 'technik':
          var technik = document.getElementById('technik');
          technik.style.borderColor="#990033";
          technik.style.borderStyle="dashed";
          break;
        case 'promotor':
          var promotor = document.getElementById('promotor');
          promotor.style.borderColor="#990033";
          promotor.style.borderStyle="dashed";
          break;
        case 'models':
          var models = document.getElementById('models');
          models.style.borderColor="#990033";
          models.style.borderStyle="dashed";
          break;
        case 'hotelsuche':
          var hotelsuche = document.getElementById('hotelsuche');
          hotelsuche.style.borderColor="#990033";
          hotelsuche.style.borderStyle="dashed";
          break;
        default:
          alert("Fehler");
          break;
        }

      }

      function rahmennormal(wert) {

      switch (wert) {
        case 'agentur':
          var agentur = document.getElementById('agentur');
          agentur.style.borderColor="#243E61";
          agentur.style.borderStyle="solid";
          break;
        case 'events':
          var events = document.getElementById('events');
          events.style.borderColor="#243E61";
          events.style.borderStyle="solid";
          break;
        case 'technik':
          var technik = document.getElementById('technik');
          technik.style.borderColor="#243E61";
          technik.style.borderStyle="solid";
          break;
        case 'promotor':
          var promotor = document.getElementById('promotor');
          promotor.style.borderColor="#243E61";
          promotor.style.borderStyle="solid";
          break;
        case 'models':
          var models = document.getElementById('models');
          models.style.borderColor="#243E61";
          models.style.borderStyle="solid";
          break;
        case 'hotelsuche':
          var hotelsuche = document.getElementById('hotelsuche');
          hotelsuche.style.borderColor="#243E61";
          hotelsuche.style.borderStyle="solid";
          break;
        default:
          alert("Fehler");
          break;
        }


      }