// valikot
var timer1;
var total_menus = 4;
function showMenu(name,obj) {
  clearTimeout(timer1);
  hideLayers();
  var m = document.getElementById(name);
  if (obj != false) {
    m.style.left = calcOffset(obj,'Left')+'px';
    m.style.top = (calcOffset(obj,'Top')+obj.offsetHeight)+'px';
  }
  m.style.visibility="visible";
}
function hideMenu(name) {
  timer1 = setTimeout("hideLayers();", 50);
}
function hideLayers() {
  for(var i=0;i<total_menus;i++) {
    var m = document.getElementById('menu'+i);
    if (m) {
      m.style.visibility="hidden";
    }
  }
}

function calcOffset(id, type) {
  var off = 0;
  while (id) {
    off += id['offset'+type];
    id = id.offsetParent;
  }
  return off;
}
// tyhjentaa pikahaun oletuksen
function tyhjennaKentta(pikahaku) {
  if (pikahaku.defaultValue==pikahaku.value) pikahaku.value = ""
}