function infoClick () {
  var infoDiv = document.getElementById("photo_info");
  
  if (infoDiv.className == "hide")
  {
    infoDiv.className = "show";  
  }
  else
  {
    infoDiv.className = "hide";
  }
}

function resize () {
  var container = document.getElementById("container");
  var photo = document.getElementById("photo_container");
  
  container.style.width = photo.offsetWidth + "px";
}