function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
} 

function montre(id, display) {
  if (display != 'block' && display != 'inline') 
    display = 'block';
  if (document.getElementById) {
    document.getElementById(id).style.display = display;
  }
  else if (document.all) {
    document.all[id].style.display = display;
  }
  else if (document.layers) {
    document.layers[id].display = display;
  }
}

function cache(id) {
  if (document.getElementById) {
    document.getElementById(id).style.display = 'none';
  }
  else if (document.all) {
    document.all[id].style.display = 'none';
  }
  else if (document.layers) {
    document.layers[id].display = 'none';
  }
}

///
/// items_off = prefixe des blocs affichant l'etat "off"
/// items_on  = prefixe des blocs affichant l'etat "on"
/// min_items = indice minimale des blocs présents dans la page
/// nbr_items = nombre de blocs présents dans la page
/// active_item = indice de l'item a activer ou desactiver
/// display = 'block' ou 'inline'
///

function ActiveMenu(items_off, items_on, min_items, nbr_items, active_item, display) {
	DesactiveMenu(items_off, items_on, min_items, nbr_items, display)
	ActiveItem(items_off, items_on, active_item, display);
}

function DesactiveMenu(items_off, items_on, min_items, nbr_items, display) {
	for (i = min_items; i < min_items + nbr_items; i++) {
		cache(items_on + i);
		montre(items_off + i, display);
	}
}

function ActiveItem(items_off, items_on, active_item, display) {
	cache(items_off + active_item);
	montre(items_on + active_item, display);
}

function DesactiveItem(items_off, items_on, active_item, display) {
	cache(items_on + active_item);
	montre(items_off + active_item, display);
}