var features = TopLeft(520,590) + ",status=yes,resizable=yes,scrollbars=yes";

function TopLeft(Width, Height) {
  return TopLeftShift(Width, Height, 0)
}

function TopLeftShift(Width, Height, ShiftOf) {
  var winWidth, winHeight;
  winWidth  = (screen.availwidth ? screen.availwidth : screen.availWidth )
  winHeight = (screen.availheight ? screen.availheight : screen.availHeight)
  winWidth  =  (winWidth - Width)/2
  winHeight =  (winHeight - Height)/2

  var T =  "top=" + (winHeight+ShiftOf) + ",left=" + (winWidth+ShiftOf) + 
  ",width=" + Width + ",height=" + Height;
  return T;
}

var menu_01n = new Image(); menu_01n.src = dir + 'images/menu_01.gif';
var menu_01h = new Image(); menu_01h.src = dir + 'images/menu_01h.gif';
var menu_02n = new Image(); menu_02n.src = dir + 'images/menu_02.gif';
var menu_02h = new Image(); menu_02h.src = dir + 'images/menu_02h.gif';
var menu_03n = new Image(); menu_03n.src = dir + 'images/menu_03.gif';
var menu_03h = new Image(); menu_03h.src = dir + 'images/menu_03h.gif';
var menu_04n = new Image(); menu_04n.src = dir + 'images/menu_04.gif';
var menu_04h = new Image(); menu_04h.src = dir + 'images/menu_04h.gif';
var menu_05n = new Image(); menu_05n.src = dir + 'images/menu_05.gif';
var menu_05h = new Image(); menu_05h.src = dir + 'images/menu_05h.gif';
var menu_06n = new Image(); menu_06n.src = dir + 'images/menu_06.gif';
var menu_06h = new Image(); menu_06h.src = dir + 'images/menu_06h.gif';
var menu_07n = new Image(); menu_07n.src = dir + 'images/menu_07.gif';
var menu_07h = new Image(); menu_07h.src = dir + 'images/menu_07h.gif';
var menu_08n = new Image(); menu_08n.src = dir + 'images/menu_08.gif';
var menu_08h = new Image(); menu_08h.src = dir + 'images/menu_08h.gif';

var sub_menu_01n = new Image(); sub_menu_01n.src = dir + 'images/sub_menu_01.gif';
var sub_menu_01h = new Image(); sub_menu_01h.src = dir + 'images/sub_menu_01h.gif';
var sub_menu_02n = new Image(); sub_menu_02n.src = dir + 'images/sub_menu_02.gif';
var sub_menu_02h = new Image(); sub_menu_02h.src = dir + 'images/sub_menu_02h.gif';
var sub_menu_03n = new Image(); sub_menu_03n.src = dir + 'images/sub_menu_03.gif';
var sub_menu_03h = new Image(); sub_menu_03h.src = dir + 'images/sub_menu_03h.gif';
var sub_menu_04n = new Image(); sub_menu_04n.src = dir + 'images/sub_menu_04.gif';
var sub_menu_04h = new Image(); sub_menu_04h.src = dir + 'images/sub_menu_04h.gif';
var sub_menu_05n = new Image(); sub_menu_05n.src = dir + 'images/sub_menu_05.gif';
var sub_menu_05h = new Image(); sub_menu_05h.src = dir + 'images/sub_menu_05h.gif';
var sub_menu_06n = new Image(); sub_menu_06n.src = dir + 'images/sub_menu_06.gif';
var sub_menu_06h = new Image(); sub_menu_06h.src = dir + 'images/sub_menu_06h.gif';
var sub_menu_07n = new Image(); sub_menu_07n.src = dir + 'images/sub_menu_07.gif';
var sub_menu_07h = new Image(); sub_menu_07h.src = dir + 'images/sub_menu_07h.gif';