var PhotoAlbum = ["images/aquarius.gif","images/pisces.gif","images/capricorn.gif","images/sagittarius.gif","images/taurus.gif","images/scorpio.gif","images/virgo.gif","images/libra.gif","images/leo.gif","images/cancer.gif","images/gemini.gif","images/aries.gif"];
var PicIndex = 0;
var pictures = PhotoAlbum.length-1;

function NextImage()
{
  if (PicIndex < pictures)
  {
    PicIndex++;
  }
    document.images['ImgAlbum'].src = PhotoAlbum[PicIndex];
}

function PreviousImage()
{
  if (PicIndex > 0)
  {
    PicIndex--;
  }
    document.images['ImgAlbum'].src = PhotoAlbum[PicIndex];
}

var PhotoAlbum2 = ["images/rougham-ready.gif","images/rougham-ready2.gif","images/rougham-ready3.gif"];
var PicIndex2 = 0;
var pictures2 = PhotoAlbum2.length-1;

function NextImage2()
{
  if (PicIndex2 < pictures2)
  {
    PicIndex2++;
  }
    document.images['ImgAlbum2'].src = PhotoAlbum2[PicIndex2];
}

function PreviousImage2()
{
  if (PicIndex2 > 0)
  {
    PicIndex2--;
  }
    document.images['ImgAlbum2'].src = PhotoAlbum2[PicIndex2];
}