var minIndex = 1;
var maxIndex = 24;

function getPhotoToDisplay(photoIndex)
{
  var photo;
  switch (photoIndex)
  { 
    case 1 :
      photo = "22.JPG";
      break;
    case 2 : 
      photo = "17.JPG";
      break;
    case 3 : 
      photo = "24.JPG";
      break;
    case 4 : 
      photo = "25.JPG";
      break;
    case 5 : 
      photo = "06.JPG";
      break;
    case 6 : 
      photo = "02.JPG";
      break;
    case 7 : 
      photo = "19.JPG";
      break;
    case 8 : 
      photo = "03.JPG";
      break;
    case 9 : 
      photo = "07.JPG";
      break;
    case 10 : 
      photo = "16.JPG";
      break;
    case 11 :
      photo = "18.JPG";
      break;
    case 12 : 
      photo = "21.JPG";
      break;
    case 13 : 
      photo = "14.JPG";
      break;
    case 14 : 
      photo = "13.JPG";
      break;
    case 15 : 
      photo = "04.JPG";
      break;
    case 16 : 
      photo = "05.JPG";
      break;
    case 17 : 
      photo = "08.JPG";
      break;
    case 18 : 
      photo = "15.JPG";
      break;
    case 19 : 
      photo = "01.JPG";
      break;
    case 20 : 
      photo = "12.JPG";
      break;
    case 21 : 
      photo = "11.JPG";
      break;
    case 22 : 
      photo = "10.JPG";
      break;
    case 23 : 
      photo = "09.JPG";
      break;
    case 24 : 
      photo = "20.JPG";
      break;
    default : 
      photo = "01.jpg";
      break;
  }
  return photo;
}

function isMinPhotoIndex(photoIndex)
{
  if (photoIndex == minIndex)
  {
    return true;
  }
  else
  {
    return false;
  }
}

function isMaxPhotoIndex(photoIndex)
{
  if (photoIndex == maxIndex)
  {
    return true;
  }
  else
  {
    return false;
  }
}