// JavaScript Document
 function checkHeight() {
                  var div = document.getElementById("container");
                  var lightbox = document.getElementById("albumbox");
                  var divheight = 0;
                  
                  divheight = div.clientHeight;
                  
                  var bodyheight = document.documentElement.clientHeight;
                  if (divheight<=bodyheight) div.style.height = document.documentElement.clientHeight + "px";

                  }