// Google Analytics

      var _gaq = _gaq || [];
      _gaq.push(['_setAccount', 'UA-20851414-1']);
      _gaq.push(['_trackPageview']);
      
      (function() {
      	var ga = document.createElement('script'); ga.type = 'text/javascript'; ga.async = true;
      	ga.src = ('https:' == document.location.protocol ? 'https://ssl' : 'http://www') + '.google-analytics.com/ga.js';
      	var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(ga, s);
      })();
      
      
      
// Roll-Over
  
  function roll_over(img_name, img_src)
   {
   document[img_name].src = img_src;
   }
   
   
   
// Preloader
   
  function BilderVorladen()
   {
   document.Vorladen = new Array();

   if(document.images)
   {
    for(var i = 0; i < BilderVorladen.arguments.length; i++)
    {
     document.Vorladen[i] = new Image();
     document.Vorladen[i].src = BilderVorladen.arguments[i];
    }
   }
   }