function init()
{
  var b = document.getElementById("top");
  if (b)
  {
    console.log("[7] top ",b.tagName);
    addEvent({obj:b,evt:"click",fkt:back,ctrl:false});
  }
  else
  {
    console.log("[12] no top");
  }
  sailing();
}
function back()
{
  window.history.back();
}
function sailing(t)
{
  if (typeof(t) == "undefined")
  {
    var way = document.createElement("div");
    way.id = "way";
    var ship = document.createElement("div");
    ship.id = "ship";
    way.appendChild(ship);
    var first = document.body.firstChild;
    document.body.insertBefore(way,first);
    var w = window.getComputedStyle(way).width;
    console.log(w);
    var width = parseInt(w) - 100;
    ship.style.left = width+"px";
    window.setTimeout("sailing(1)",100);
    way.title = "Home";
    if (typeof(goHome) == "undefined")
    {
      way.onclick = new Function("window.history.back()");
    }
    else
    {
      way.onclick = new Function("goHome()");
    }
  }
  else
  {
    ship = document.getElementById("ship");
    ship.style.transitionProperty= "left";
    ship.style.transitionTimingFunction= "cubic-bezier(0,0,0,1)";
    ship.style.transitionDuration= "500s";
    ship.style.left="200px";
  }
}