function nav_mobile_init()
{
  var nav = document.getElementById("nav");
  var navm = document.getElementById("nav-mobile");
  var closebtn = '<div class="jobbra"><a href="" onclick="return nav_mobile_toggle();" title="menü bezárása"><img src="img/close.png" alt="Bezárás gomb" /></a></div>';
  navm.innerHTML = closebtn + nav.innerHTML;
}

function nav_mobile_toggle()
{
  var navm = document.getElementById("nav-mobile");
  nav_mobile_init();
  if (navm.style.display != 'block') { navm.style.display = 'block'; }
  else { navm.style.display = 'none'; }
  return false;
}

function nav_mobile_hide(event)
{
  if (event.target.closest(".nav")) return;
  if (event.target.closest(".hamburgermenu")) return;
  document.getElementById("nav-mobile").style.display = 'none';
}

function nav_mobile_scroll()
{
  var e = document.getElementById("nav-mobile");
  if ((e.style.visible !== "none")&&(e.style.visible !== ""))
  {
//    const sh = window.innerHeight ? window.innerHeight : document.documentElement.clientHeight ? document.documentElement.clientHeight : screen.height;
//    e.style.top = ((sh / 2)-(e.offsetHeight / 2))+(window.pageYOffset)+"px";
    e.style.top = window.pageYOffset + "px";
  }
}

function onSubmit(token) {
  document.getElementById("kapcsolat-form").submit();
}

document.addEventListener('mouseup', function(event){ nav_mobile_hide(event); });
document.addEventListener('scroll', function(event){ nav_mobile_scroll(); });