var MenuActifId = 0;
var MenuTime = 0;

function HorsMenu()
  {
  var Maxtime = 5; // 3s
  if(MenuTime==0)alert("dehors");
  if(MenuTime==Maxtime)
    {
	CacherTout();
	MenuTime = 0;
	}
  else
    {
	MenuTime = MenuTime+1;
	setTimeout("HorsMenu();",1000);
	}
  }

function GetId(id)
  {
  return document.getElementById(id);
  }

function MontrerMenu(id)
  {
  CacherTout();
  var idnom = "menu"+id;
  GetId(idnom).style.display="block";
  MenuActifId = id;
  MenuTime = 0;
  }

function CacherMenu(id)
  {
  var idnom = "menu"+id;
  GetId(idnom).style.display="none";
  }
  
function CacherTout()
 {
 var idnom;
 for(var i=0;i<=8;i++)
   {
   CacherMenu(i);
   }
 }