var currentImage = 0;
var ImageObject;
var active = false;

function ErstesBild()
{
  if (active)
  {
    currentImage = 0;
    Show();
  }
}

function LetztesBild()
{
  if (active)
  {
    currentImage = ImageObject.length-1;
    Show();
	}
}
 
function Blaettern(Richtung)
{
  if (active)
  {
    currentImage = currentImage + Richtung;
    
    if(currentImage > ImageObject.length - 1) 
    				currentImage = 0;
    else if(currentImage < 0) 
    		currentImage = ImageObject.length - 1;
  
  	Show();
	}			
}

function Show()
{
  b = document.getElementById("Bild"); 
  b.src = ImageObject[currentImage].src;
  b.alt = ImageObject[currentImage].src;
	
  b = document.getElementById("BildInfo"); 
	b.innerHTML="Bild " + (currentImage+1) + "/" + ImageObject.length
}

function LoadImg()
{
  ImageObject = new Array(ImageFile.length);
	for(i=0;i<ImageFile.length;i++)
	{
	  ImageObject[i] = new Image();
		ImageObject[i].src = ImageFile[i];
	}
	Show();
  active=true;
}

function Init()
{
  window.setTimeout("LoadImg()",0);
}