function SwapImage(name, number, hot)
{
  img = "pics/links_" + number;
  if (hot == 1)
    img = img + "_hot.jpg";
  else
    img = img + ".jpg";

  document.images[name].src = img;
}


function SwapFlag(num, hot)
{
  img = "pics/flag_";
  if (hot == 1)
    end = "_hot.jpg";
  else
    end = ".jpg";

  if (num == 1)
  {
    name = "flag1";
    img = img + "ger" + end;
  }
  else if (num == 2)
  {
    name = "flag2";
    img = img + "usa" + end;
  }
  else if (num == 3)
  {
    name = "flag3";
    img = img + "spa" + end;
  }
  else if (num == 4)
  {
    name = "flag4";
    img = img + "hun" + end;
  }

  document.images[name].src = img;
}


function NextImage()
{
  img = document.images['gall'].src;
  num1 = img.charAt(img.length - 6);
  num2 = img.charAt(img.length - 5);
  num1 = parseInt(num1);
  num2 = parseInt(num2);
  
  if (num1 == 0)
  {
    num = num2;
    newfn = "pics/gallery_0";
  }
  else if (num1 == 1)
  {
    num = 10 + num2;
    newfn = "pics/gallery_";
  }
	
  if (num == 13)
    img = "pics/gallery_01.jpg";
  else if (num == 9)
    img = "pics/gallery_10.jpg";
  else
    img = newfn + (num+1) + ".jpg";

  document.images['gall'].src = img;
}


function LastImage()
{
  img = document.images['gall'].src;
  num1 = img.charAt(img.length - 6);
  num2 = img.charAt(img.length - 5);
  num1 = parseInt(num1);
  num2 = parseInt(num2);
  
  if (num1 == 0)
  {
    num = num2;
    newfn = "pics/gallery_0";
  }
  else if (num1 == 1)
  {
    num = 10 + num2;
    newfn = "pics/gallery_";
  }

  if (num == 1)
    img = "pics/gallery_13.jpg";
  else if (num == 10)
    img = "pics/gallery_09.jpg";
  else
    img = newfn + (num-1) + ".jpg";

  document.images['gall'].src = img;
}