var NofImages=-1;

function notifyClick(Id) {
  for (var i=0; i<NofImages; i++) {
    ImgObject=document.getElementById("Thumbnail" + i);
    if (i==Id) {
      ImgObject.className="ObjectBigThumbnail ObjectBorderSelected";
    }
    else {
      ImgObject.className="ObjectBigThumbnail ObjectBorder";
    }
  }
  HideAll();
  if (document.getElementById("Name" + Id)) {
    document.getElementById("Name" + Id).style.display="block";
  }
  if (document.getElementById("Content" + Id)) {
    document.getElementById("Content" + Id).style.display="block";
  }
}

function HideAll() {
  for (i=0; i<NofImages; i++) {
    if (document.getElementById("Name" + i)) {
      document.getElementById("Name" + i).style.display="none";
    }
    if (document.getElementById("Content" + i)) {
      document.getElementById("Content" + i).style.display="none";
    }
  }
  
}

function ShowDescription() {
  do {
    NofImages++;
    ImgObject=document.getElementById("Thumbnail" + NofImages);
  }
  while (ImgObject);
  document.getElementById("Loading").style.display="none";
  notifyClick(0);
}