function posX(obj) {
  var x = 0;
  if (obj.offsetParent) {
    while (obj.offsetParent) {
      x += obj.offsetLeft;
      obj = obj.offsetParent;
    }
  }
  else if (obj.y) {
    while (obj.x) {
      x += obj.x;
    }
  }
  return x;
}

function posY(obj) {
  var y = 0;
  if (obj.offsetParent) {
    while (obj.offsetParent) {
      y += obj.offsetTop;
      obj = obj.offsetParent;
    }
  }
  else if (obj.y) {
    while (obj.y) {
      y += obj.y;
    }
  }
  return y;
}
function toggle_menubar_item(e) {
  if (e.className == 'menubar_on')
    e.className = 'menubar_off';
  else
    e.className = 'menubar_on';
}

function toggle_menu_item(e) {
  if (e.className == 'menu_on')
    e.className = 'menu_off';
  else
    e.className = 'menu_on';
}
function show_menu(id, pid) {
  var menu = document.getElementById(id);
  var parent = document.getElementById(pid);
  menu.style.display = 'block';
  menu.style.left = posX(parent);
  menu.style.top = posY(parent) + parent.offsetHeight;
 
}
function hide_menu(id) {
  var e = document.getElementById(id);
  e.style.display = 'none';

}

function go(url) {
  window.location = url;
}
function hide_all() {
  hide_menu('menu_eztbox');
  hide_menu('menu_eztmiddle');
 hide_menu('menu_ezserver');
  
}