function show_miniatura(){
	document.getElementById("MIN_info").style.display = "block";
  document.getElementById("MISU_info").style.display = "none";
  document.getElementById("MANU_info").style.display = "none";
}

function show_manoscritto(){
	document.getElementById("MANU_info").style.display = "block";
  document.getElementById("MISU_info").style.display = "none";
  document.getElementById("MIN_info").style.display = "none";
}

function show_misurazione(){
	document.getElementById("MISU_info").style.display = "block";
  document.getElementById("MANU_info").style.display = "none";
  document.getElementById("MIN_info").style.display = "none";
}

var img_nl = [{
    type: "image",
    url: "https://fitzmuseum.cam.ac.uk/illuminated/media/w1400h1400/folio_original/marlay-cutting-it-13a.jpg" 
  }];

var img_el = [{
    type: "image",
    url: "img/Pb-L.png" 
  }];

var img_sid = [{
    type: "image",
    url: "img/spettro.jpeg" 
  }];

runOpenseadragon(img_nl);

function clearViewer() {
    var div = document.getElementById("contentDiv");
      
    while(div.firstChild) {
        div.removeChild(div.firstChild);
    }
  }

function show_riproduzione(){
	clearViewer();
  runOpenseadragon(img_nl);
}

function show_materiale(){
	clearViewer();
  runOpenseadragon(img_el);
}

function show_spettro(){
	clearViewer();
  runOpenseadragon(img_sid);
}