var nom = 4; // Number of menus
var usePictures = 0; // use pictures?  1 = yes, 0 = no

var ttls = new Array(); // An array for the title objects
var subs = new Array(); // An array for the submenu objects
var lastn;
var lastmove;

if (document.layers) {
visible = 'show';
hidden = 'hide';
}
else
if (document.all) {
visible = 'visible';
hidden = 'hidden';
}
for (var i = 1; i <= nom; i++) {
ttls[i] = ('title' + i);
subs[i] = ('submenu' +i);
}
function picopen(n) {
title = ('title' + n);
pic = ('pic' + n);
if (document.layers) {
document.layers[title].document.images[pic].src = "opened.gif";
}
else if (document.all) {
document.all(pic).src = "opened.gif";
   }
}
function picclose(n) {
title = ('title' + n);
pic = ('pic' + n);
if (document.layers) {
document.layers[title].document.images[pic].src = "closed.gif";
}
else if (document.all) {
document.all(pic).src = "closed.gif";
   }
}
lastn = (nom + 1);
lastmove = 0;
function lasttoggle(n,move) {
if (n <= nom) {
menu = ('submenu' + n);
if (document.layers) {
submenu = document.layers[menu];
}
else if (document.all) {
submenu = document.all(menu).style;
}
if (submenu.visibility == visible) {
submenu.visibility = hidden;

for (var i = (n+1); i <= nom; i++) {
if (document.layers) {
document.layers[ttls[i]].top -= move;
document.layers[subs[i]].top -= move;
}
else if (document.all) {
document.all(ttls[i]).style.pixelTop -= move;
document.all(subs[i]).style.pixelTop -= move;
            }
         }
      }
   }
}
function toggle(n,move) {
menu = ('submenu' + n);
if (document.layers) {
submenu = document.layers[menu];
}
else if (document.all) {
submenu = document.all(menu).style;
}
if (submenu.visibility == visible) {
submenu.visibility = hidden;
if (usePictures) picclose(n);
for (var i = (n+1); i <= nom; i++) {
if (document.layers) {
document.layers[ttls[i]].top -= move;
document.layers[subs[i]].top -= move;
}
else if (document.all) {
document.all(ttls[i]).style.pixelTop -= move;
document.all(subs[i]).style.pixelTop -= move;
      }
   }
}
else {
submenu.visibility = visible;
if (usePictures) picopen(n);
if (lastn != n) {
lasttoggle(lastn,lastmove);
}
for (var i = (n+1); i <= nom; i++) {
if (document.layers) {
document.layers[ttls[i]].top += move;
document.layers[subs[i]].top += move;
}
if (document.all) {
document.all(ttls[i]).style.pixelTop += move;
document.all(subs[i]).style.pixelTop += move;
      }
   }
}
lastn = n;
lastmove = move;
}

//Show or Hide Layers
function show(object) {
    if (document.layers && document.layers[object])
        document.layers[object].visibility = 'visible';
    else if (document.all)
        document.all[object].style.visibility = 'visible';
}
function hide(object) {
    if (document.layers && document.layers[object])
        document.layers[object].visibility = 'hidden';
    else if (document.all)
        document.all[object].style.visibility = 'hidden';
}


// Maximise Window Script
function maximise() {
top.window.moveTo(0,0);
if (document.all) {
top.window.resizeTo(screen.availWidth,screen.availHeight);
}
else if (document.layers||document.getElementById) {
if (top.window.outerHeight<screen.availHeight||top.window.outerWidth<screen.availWidth){
top.window.outerHeight = screen.availHeight;
top.window.outerWidth = screen.availWidth;
}
}
}






window.onLoad = maximise();