var couleurOverMenu = "#FFF"; //couleur du fond du titre lors de mouseover
var couleurOutMenu = "#FFF";         //couleur du fond du titre lors de mouseout
var oldItem = null;
var oldMenu = null;
var timer = null;
 
function mouseOverMenu(menu, idItem)
{
 if (timer!=null)
 {
    clearTimeout(timer);
    timer = null;
 }
 
 document.getElementById("itemVide").style.display = "none";
 
 if (oldItem!=null && oldItem!=idItem)
 {
    document.getElementById(oldItem).style.display = "none";
    oldItem = null;
 }
 
 document.getElementById(idItem).style.display = "block";
 
 if (oldMenu!=null && oldMenu!=menu)
 {
    oldMenu.style.backgroundColor = couleurOutMenu;
    oldMenu = null;
 }
 
 menu.style.backgroundColor = couleurOverMenu;
 
 
 oldItem = idItem;
 oldMenu = menu;
}
 
 
function mouseOverItem()
{
 if (timer!=null)
 {
    clearTimeout(timer);
    timer = null;
 }
}
 
 
function mouseOutT()
{
 if (oldItem!=null)
 {
    document.getElementById(oldItem).style.display = "none";
    oldItem = null;
 }
 
 if (oldMenu!=null)
 {
    oldMenu.style.backgroundColor = couleurOutMenu;
    oldMenu = null;
 }
 
 document.getElementById("itemVide").style.display = "block";
 
 timer = null;
}
 
 
function mouseOut()
{
  if (timer==null)
  {
    timer = setTimeout("mouseOutT()","1000");
  }
}