function setHeight(id,newHeight){
  var e = document.getElementById(id);
  if(e)
    e.style.height = newHeight;
}

function isLoggedIn(){
  return document.getElementById('loggedin')?true:false;
}

function toogleAnswer(x,y, id){
  var x = document.getElementById(x);
  var y = document.getElementById(y);
  if(x)
    x.style.display='block';
  if(y)
    y.style.display='none';
  setHeight(id,'90px');
}

function downloadClick(idGuide){
  if(isLoggedIn())
    document.location="https://www.mapamondo.com/downloadcenter/show";
  else
    document.getElementById(idGuide).style.display = 'block';
}

function elementDisplay(id, disp){
  var e = document.getElementById(id);
  if(e)
    e.style.display = disp;
}