var imgNames=new Array()
  var imgFileNames = new Array()
  imgNames[0]= "DynBild1";
  imgFileNames[0] = "images/nav_left01";
  imgNames[1]= "DynBild2";
  imgFileNames[1] = "images/nav_left02";
  imgNames[2]= "DynBild3";
  imgFileNames[2] = "images/nav_left03";
  imgNames[3]= "DynBild4";
  imgFileNames[3] = "images/nav_left04";
  imgNames[4]= "DynBild5";
  imgFileNames[4] = "images/nav_left05";
  imgNames[5]= "DynBild6";
  imgFileNames[5] = "images/nav_left06";
  imgNames[6]= "DynBild7";
  imgFileNames[6] = "images/nav_left07";
  imgNames[7]= "DynBild8";
  imgFileNames[7] = "images/nav_left08";
  imgNames[8]= "DynBild9";
  imgFileNames[8] = "images/nav_left09";
  imgNames[9]= "DynBild10";
  imgFileNames[9] = "images/nav_left10";
  imgNames[10]= "DynBild11";
  imgFileNames[10] = "images/nav_left11";




  function Bildwechsel(imgIndex,whichmodus)
  {
     if(whichmodus == 1)
     {
        if (navigator.appName == 'Microsoft Internet Explorer') 
        {
         document.images[imgNames[imgIndex]].filters.blendTrans.Apply();
         document.images[imgNames[imgIndex]].src = imgFileNames[imgIndex]+'OV.jpg';
         document.images[imgNames[imgIndex]].filters.blendTrans.Play();
        }
      else
        document.images[imgNames[imgIndex]].src = imgFileNames[imgIndex]+'OV.jpg';
     }
     else
     {
        if (navigator.appName == 'Microsoft Internet Explorer') 
        {
           document.images[imgNames[imgIndex]].filters.blendTrans.Apply();
           document.images[imgNames[imgIndex]].src = imgFileNames[imgIndex]+'.jpg';
           document.images[imgNames[imgIndex]].filters.blendTrans.Play();
        }
       else
         document.images[imgNames[imgIndex]].src = imgFileNames[imgIndex]+'.jpg';
     }
  }




  var preloadArray = new Array();
  var preloadArrayLength = 0;
  function preloadImages() {
    if (document.images) {
      var imgFiles = preloadImages.arguments;
      for (var i=0; i<imgFiles.length; i++) {
        preloadArray[preloadArrayLength] = new Image;
        preloadArray[preloadArrayLength].src = imgFiles[i];
        preloadArrayLength++;
      }
    }
  }
  if (document.images) {
    preloadImages("images/nav_left01OV.jpg",
                  "images/nav_left01OV.jpg",
	"images/nav_left02OV.jpg",
	"images/nav_left03OV.jpg",
	"images/nav_left04OV.jpg",
	"images/nav_left05OV.jpg",
	"images/nav_left06OV.jpg",
	"images/nav_left07OV.jpg",
	"images/nav_left08OV.jpg",
	"images/nav_left09OV.jpg",
	"images/nav_left10OV.jpg",
                "images/nav_left11OV.jpg");
  }