// JavaScript Document

function changeImage(){
  var actual = document.getElementById('map_anchor').innerHTML;
  if(actual == "zobraziť ako mapu"){
    document.getElementById('map_anchor').innerHTML = "zobraziť ako satelitný snímok";
    document.getElementById('map_image').src = "images/mapa_mapa.jpg";
  }
  else{
    document.getElementById('map_anchor').innerHTML = "zobraziť ako mapu";
     document.getElementById('map_image').src = "images/mapa_satelit.jpg";
  }
}

function showImage(what){
  document.getElementById('image').innerHTML = "<button onClick='hideImage();'> zavrieť fotografiu </button><br /><img src='photos/"+what+".jpg' onClick='hideImage();' style='width: 1024px;'>";
  document.getElementById('image').style.visibility = "visible";
}

function hideImage(){
  document.getElementById('image').innerHTML = "";
  document.getElementById('image').style.visibility = "hidden";
}