var menuEnHover = -1;
var ssmenuEnHover = -1;

	function afficheMenu(idMenu)
    {	
    
    	menuEnHover = idMenu;
    	
		for (var i=0; i< 5; i++) 
        {
			if (document.getElementById("sous_menu"+i))
			{
				if(i==idMenu){
                	//alert(document.getElementById("libelle_"+i).className);
                    document.getElementById("libelle_"+i).className ="menu_over";
                    //alert(document.getElementById("libelle_"+i).className);
					document.getElementById("sous_menu"+i).style.display ="block";
				}
				else{
					document.getElementById("sous_menu"+i).style.display ="none";
                    document.getElementById("libelle_"+i).className ="menu_sans_over";
				}
			}
		}
	}


	function cacheMenu()              
	{
		for (var i=0; i< 5; i++)  
		{
			if (document.getElementById("sous_menu"+i))
			{
            	if(ssmenuEnHover == i )
                {
					document.getElementById("sous_menu"+i).style.display ="block";
					document.getElementById("libelle_"+i).className ="menu_over";
                }
                else
				{
					document.getElementById("sous_menu"+i).style.display ="none";
					 document.getElementById("libelle_"+i).className ="menu_sans_over";
				}
			}
		}
	}