function showdd(id) {
	for (var i = 1; i<=10; i++) {
		if (document.getElementById('smenu'+i))
			document.getElementById('smenu'+i).style.display='none';						
		if (document.getElementById('menu'+i))
			document.getElementById("menu"+i).className = "";					
	}
	
	if (document.getElementById("smenu"+id))
		document.getElementById("smenu"+id).style.display='block';
	if (document.getElementById("menu"+id))
		document.getElementById("menu"+id).className = "menu_o";
	clearTimeout(bIsToDestroy);
}
function showdt(id) {
	document.getElementById("menu"+id).className = "menu_o";
	clearTimeout(bIsToDestroy);
}

var theTime=300; // en mlseconde
var bIsToDestroy;
function menu_destroy(){
	for (var i = 1; i<=10; i++) {
		if (document.getElementById('smenu'+i))
			document.getElementById('smenu'+i).style.display='none';						
		if (document.getElementById('menu'+i))
			document.getElementById("menu"+i).className = "";					
	}
}
function menu_timer(){
	bIsToDestroy = setTimeout("menu_destroy()",theTime);
}