function closeAll()
{
	var x = getObj(remember);
	x.visibility = 'hidden';
	remember = null;
}
function checkUserInput()
{
	if (checkIt) 
    clearTimeout(checkIt);
	checkIt = setTimeout('closeAll()',2500);
}
function getObj(name)
{
  if (document.getElementById)
    return document.getElementById(name).style;
  else if (document.all)
   return document.all[name].style;
  else if (document.layers)
		return document.layers[name];
  else return false;
}
function montre(id) {
  checkUserInput();
	var d = document.getElementById(id);
		for (var i = 1; i<=10; i++) {
			if (document.getElementById('menu'+i)) {document.getElementById('menu'+i).style.visibility='hidden';}
		}
	if (d) {d.style.visibility='visible';}
	remember=id;
}