// Menu stuff

var menu_is_active = new Array();
menu_is_active[0] = false;
menu_is_active[1] = false;
menu_is_active[2] = false;
var activeMenuId = false;
var secs;
var timerID = null;
var timerRunning = false;
var delay = 1000;

function preloadImages() {
 var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
   var i,j=d.MM_p.length,a=preloadImages.arguments; for(i=0; i<a.length; i++)
   if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function showMenu(menuId) {
	StopTheClock();
	document.getElementById('menuitens_'+menuId).className='visiblemenu';
	for (i=0; i < menu_is_active.length; i++) {
		if (i != menuId) {
			hideMenu(i);
		}
	}
	if (!menu_is_active[menuId]) {
		menu_is_active[menuId] = true;
		activeMenuId = menuId;
//		new Effect.Opacity('menu_'+menuId, {duration:0.5, from:0.0, to:1.0});
		new Effect.SlideDown('menu_'+menuId, {duration:0.3});
	}
}

function hideMenu(menuId) {
	if (menu_is_active[menuId]) {
		menu_is_active[menuId] = false;
		activeMenuId = false;
//		new Effect.Opacity('menu_'+menuId, {duration:0.5, from:1.0, to:0.0});
		new Effect.SlideUp('menu_'+menuId, {duration:0.3});
		self.setTimeout("disableMenu("+menuId+")", 600);
	}
}

function disableMenu(menuId) {
	document.getElementById('menuitens_'+menuId).className='hiddenmenu';
}

function InitializeTimer()
{
    // Set the length of the timer, in seconds
    secs = 1;
    StopTheClock();
    StartTheTimer();
}

function StopTheClock()
{
    if(timerRunning) clearTimeout(timerID);
    timerRunning = false;
}

function StartTheTimer()
{
    if (secs==0)
    {
        StopTheClock();
        hideMenu(activeMenuId);
    }
    else
    {
        /*self.status = secs;*/
        secs = secs - 1;
        timerRunning = true;
        timerID = self.setTimeout("StartTheTimer()", delay);
    }
}