d=document;
var menu_timer;

function clear_menu()
{
	var obj_local;
	switch (Nav)
	{
		case "N":
		if (Nav_ver<5)
		{
			var num_prv=0;
			obj_local=document.layers[num_prv];
			obj_local.moveTo(-400,-400);
		}
		else
		{
			obj_local=d.getElementById("menu");
			obj_local.style.left=-400;
			obj_local.style.top=-400;
		}
	break;
	case "E":
	default:
		var coll="document.all.",styleobj=".style"; 
		obj_local=eval(coll + "menu"+ styleobj);
		obj_local.pixelLeft =-400;
		obj_local.pixelTop=-400; 
	}
	MENU=false;
	cron();
	return false;
}

function TopoOver()
{
	var obj_local;
	var L_x, L_y;
	L_x=300;
	L_y=100;
	MENU=true;

	switch (Nav)
	{
		case "N":
		if (Nav_ver<5)
		{ var num_prv=0;obj_local=d.layers[num_prv]; obj_local.moveTo(L_x,L_y);}
		else
		{ obj_local=d.getElementById("menu");obj_local.style.left=L_x;obj_local.style.top=L_y;}
		break;
		case "E":
		default:
		var coll="document.all.",styleobj=".style"; 
		obj_local=eval(coll + "menu"+ styleobj);
		obj_local.pixelLeft = L_x;
		obj_local.pixelTop=L_y; 
	}
	if(menu_timer)clearInterval(menu_timer);
	menu_timer=setTimeout("clear_menu()", 30000);
	return true;
}