function toggleReiseschnaeppcheTipps() {
            //alert(document.getElementById('Reiseschnaeppchen').style.display);
            if ((document.getElementById('Reiseschnaeppchen').style.display === "none")) {
              document.getElementById('Reiseschnaeppchen').style.display = 'block';
            } else {
              document.getElementById('Reiseschnaeppchen').style.display = 'none';
            }
          }
          function showReiseSuchmaschine() {
            setDisplayReiseSuchmaschine();
            setTabsReiseSuchmaschine();
          }
          function setDisplayReiseSuchmaschineInit() {
          //Object o = document.getElementById('Reise-Preisvergleich_1').style.display;
          //alert(document.getElementById('Reise-Preisvergleich_1').style.display === undefined);
          //alert(document.getElementById('Reise-Preisvergleich_1').style.display === null);
          //alert(document.getElementById('Reise-Preisvergleich_1').style.display === "");
          //alert(document.getElementById('Reise-Preisvergleich_1').style.display == undefined);
          //alert(document.getElementById('Reise-Preisvergleich_1').style.display == null);
          //alert(document.getElementById('Reise-Preisvergleich_1').style.display == "");
            if ((document.getElementById('Reise-Preisvergleich_1').style.display === "")) {
               setDisplayReiseSuchmaschine();
            }
          }
          function setDisplayReiseSuchmaschine() {
            document.getElementById('Reise-Suchmaschine').style.display = 'block';
            //document.getElementById('Reise-Suchmaschine').style.height = '300px';
            document.getElementById('Reise-Preisvergleich_1').style.display = 'none';
            document.getElementById('Reise-Preisvergleich_2').style.display = 'none';
            document.getElementById('Billige-Reiseanbieter').style.display = 'none';
          }
          function setTabsReiseSuchmaschine() {
            document.getElementById('Reise-Suche').style.color = 'black';
            document.getElementById('Reiseangebote_1').style.color = 'gray';
            document.getElementById('Reiseangebote_2').style.color = 'gray';
            document.getElementById('Reise-Suche').style.background = '#FFEFBF';
            document.getElementById('Reiseangebote_1').style.background = '#D3D3D3';
            document.getElementById('Reiseangebote_2').style.background = '#D3D3D3';
          }
          function showReisen1() {
            document.getElementById('Reise-Suchmaschine').style.display = 'none';
            document.getElementById('Reise-Preisvergleich_1').style.display = 'block';
            document.getElementById('Reise-Preisvergleich_2').style.display = 'none';
            document.getElementById('Billige-Reiseanbieter').style.display = 'none';
            document.getElementById('Reise-Suche').style.color = 'gray';
            document.getElementById('Reiseangebote_1').style.color = 'black';
            document.getElementById('Reiseangebote_2').style.color = 'gray';
            document.getElementById('Reise-Suche').style.background = '#D3D3D3';
            document.getElementById('Reiseangebote_1').style.background = '#FFEFBF';
            document.getElementById('Reiseangebote_2').style.background = '#D3D3D3';
          }
          function showReisen2() {
            document.getElementById('Reise-Suchmaschine').style.display = 'none';
            document.getElementById('Reise-Preisvergleich_1').style.display = 'none';
            document.getElementById('Reise-Preisvergleich_2').style.display = 'block';
            document.getElementById('Billige-Reiseanbieter').style.display = 'none';
            document.getElementById('Reise-Suche').style.color = 'gray';
            document.getElementById('Reiseangebote_1').style.color = 'gray';
            document.getElementById('Reiseangebote_2').style.color = 'black';
            document.getElementById('Reise-Suche').style.background = '#D3D3D3';
            document.getElementById('Reiseangebote_1').style.background = '#D3D3D3';
            document.getElementById('Reiseangebote_2').style.background = '#FFEFBF';
          }
          function showService() {
            document.getElementById('Reise-Suchmaschine').style.display = 'none';
            document.getElementById('Reise-Preisvergleich_1').style.display = 'none';
            document.getElementById('Reise-Preisvergleich_2').style.display = 'none';
            document.getElementById('Billige-Reiseanbieter').style.display = 'block';
            document.getElementById('Reise-Suche').style.color = 'gray';
            document.getElementById('Reiseangebote_1').style.color = 'gray';
            document.getElementById('Reiseangebote_2').style.color = 'gray';
            document.getElementById('Reise-Suche').style.background = '#D3D3D3';
            document.getElementById('Reiseangebote_1').style.background = '#D3D3D3';
            document.getElementById('Reiseangebote_2').style.background = '#D3D3D3';
          }




    // http://de.selfhtml.org/javascript/beispiele/fensterueberwachen.htm
    function FensterhoeheMist () {
      //alertSize();
      if (window.innerHeight) {
        return window.innerHeight;
      } else if (document.body && document.body.offsetHeight) {
        return document.body.offsetHeight;
      } else {
        return 0;
      }
    }
    
    // http://www.howtocreate.co.uk/tutorials/javascript/browserwindow
    function alertSize() {
      var myWidth = 0, myHeight = 0;
      if( typeof( window.innerWidth ) == 'number' ) {
        //Non-IE
        myWidth = window.innerWidth;
        myHeight = window.innerHeight;
      } else if( document.documentElement && ( document.documentElement.clientWidth || document.documentElement.clientHeight ) ) {
        //IE 6+ in 'standards compliant mode'
        myWidth = document.documentElement.clientWidth;
        myHeight = document.documentElement.clientHeight;
      } else if( document.body && ( document.body.clientWidth || document.body.clientHeight ) ) {
        //IE 4 compatible
        myWidth = document.body.clientWidth;
        myHeight = document.body.clientHeight;
      }
      window.alert( 'Width = ' + myWidth );
      window.alert( 'Height = ' + myHeight );
    }
    
    function Fensterhoehe () {
      if( typeof( window.innerWidth ) == 'number' ) {
        //Non-IE
        return window.innerHeight;
      } else if( document.documentElement && ( document.documentElement.clientWidth || document.documentElement.clientHeight ) ) {
        //IE 6+ in 'standards compliant mode'
        return document.documentElement.clientHeight;
      } else if( document.body && ( document.body.clientWidth || document.body.clientHeight ) ) {
        //IE 4 compatible
        return document.body.clientHeight;
      }
    }
    
    function resize_iframe() {
    
      var height = Fensterhoehe();
      Hoehe = height;
      //height = height -72;
      height = height - 75; // war 2006
      if (height < 300) {
        height =300;
      }
      var eSuchformular = document.getElementById("Reise-Suchmaschine");
      eSuchformular.height=height;          
      eSuchformular.style.height= height + 'px';          
      document.getElementById ('Reise-Suchmaschine').style.height = height + 'px';
      //var iframe1 = document.getElementsByTagName("iframe")[0];
      var iframe1 = document.getElementById("iframe1");
      iframe1.height=height;
      //var iframe2 = document.getElementsByTagName("iframe")[1];
      var iframe2 = document.getElementById("iframe2");
      iframe2.height=height;
      var eText = document.getElementById("Billige-Reiseanbieter");
      eText.height=height;      
      //iframe1.height=500;
      //var iframe1 = document.getElementById("reiseangebote");
      //window.alert( iframe1.style.height);
      //iframe1.style.height=height+"px";
    }
    
    // window.onresize=resize_iframe; 
    //  <BODY onresize="resize_iframe()">
    
    function neuAufbau() {
      if (Hoehe != Fensterhoehe()) {
        resize_iframe();
      }
    }
    
    
    /* Überwachung von Netscape initialisieren */
    if (!window.Weite && window.innerWidth) {
      window.onresize = neuAufbau;
      //Hoehe = Fensterhoehe();
    }