var ff = null ;
function ouvrirfenetre(lien){
	ff = window.open (lien, "fiche", "width=500, height=500, scrollbars=yes, resizable=yes, toolbar=no, location=no, directories=no, status=no, left=0, top=65");
	ff.focus();
}

var nava 		= (document.layers);
var dom 		= (document.getElementById);
var iex 		= (document.all);
var curr 		= Array("", "");
var curr2 	= Array("", "");
to = setTimeout(hideAll, 1000);

function get(itemID){
	if (nava) 		{ var item = document.itemID }
	else if (dom) { var item = document.getElementById(itemID) }
	else if (iex) { var item = document.all(itemID) }

	if(item != "undefined")
		return item;
	else
		return false;
}

function containsDOM (container, containee) {
  var isParent = false;
  do {
    if ((isParent = container == containee))
      break;
    containee = containee.parentNode;
  }
  while (containee != null);
  return isParent;
}

function checkMouseEnter (element, evt) {
  if (element.contains && evt.fromElement) {
    return !element.contains(evt.fromElement);
  }
  else if (evt.relatedTarget) {
    return !containsDOM(element, evt.relatedTarget);
  }
}

function checkMouseLeave (element, evt) {
  if (element.contains && evt.toElement) {
    return !element.contains(evt.toElement);
  }
  else if (evt.relatedTarget) {
    return !containsDOM(element, evt.relatedTarget);
  }
}
	
/*function sv(id, level) {
	
	// affichage des niveaux 2
	get(id).style.display = "block";
	get(id).style.visibility = "visible";
	curr[level] = id;
}*/

function sv2(id, level, pos) {

	if(curr2[level]!=""){
		// affichage des niveaux 2
		get(curr2[level]).style.display = "none";
		get(curr2[level]).style.visibility = "hidden";
	}
	// affichage des niveaux 2
	get(id).style.display = "block";
	get(id).style.visibility = "visible";
	curr2[level] = id;
}

function hideAll() {
	if(curr2[0]!=""){
		get(curr2[0]).style.display = "none";
		get(curr2[0]).style.visibility = "hidden";
	}
	curr2[0] = "";
	
	if(curr2[1]!=""){
		get(curr2[1]).style.display = "none";
		get(curr2[1]).style.visibility = "hidden";
	}
	curr2[1] = "";
}

function hide2ndLevel() {
	if(curr2[1]!=""){
		get(curr2[1]).style.display = "none";
		get(curr2[1]).style.visibility = "hidden";
	}
	curr2[1] = "";
}