// Eventhandler setzen
  window.onresize = setLogosize;
	
  // Diese Funktion ermittelt die Gr??e des Browserfensters  
  function getWindowSize() {
    var myWidth = 0, myHeight = 0;
    iebrowser = false;
    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;
      iebrowser = true;
    } else if( document.body && ( document.body.clientWidth || document.body.clientHeight ) ) {
      //IE 4 compatible
      myWidth = document.body.clientWidth;
      myHeight = document.body.clientHeight;
      iebrowser =true;
    }

    var windowWidth = 0;
    var windowHeight = 1;
    var aWindowSize = new Array(2);
    
    aWindowSize[windowHeight] = myHeight;
    aWindowSize[windowWidth] = myWidth;
 
    return aWindowSize;
  }  



  // Diese Funktion setzt die Gr??e der Grafik
  function setLogosize () {
    var windowWidth = 0;
    var windowHeight = 1;
  
    var aWindowSize = getWindowSize();

    logobackgroundwidth = aWindowSize[windowWidth]-(aWindowSize[windowWidth]/2+172-260);
    document.getElementById('logoBackground').style.width = logobackgroundwidth + "px";
  }