//initialisation des parametres
var timesover=0;
var timerID = null;
var boolTimerOn = false;
var intTimecount = 450;
var intRunCount = 0;
var intTabActive = 999;
var intNumTabs = 7;
var asTabs = new Array();
	asTabs[0] = "musee";
	asTabs[1] = "oeuvres";
	asTabs[2] = "expositions";
	asTabs[3] = "auditorium";
	asTabs[4] = "activite";
	asTabs[5] = "dossiers";
	asTabs[6] = "pratique";

//initialisation du menu	
function doInitializeMenu() {
	for (i=0; i<intNumTabs; i++)
	{
			if(document.getElementById("menuItem-" + asTabs[i]).className=="menuItemOn")
				intTabActive = i;
	}
}

//initialisation du timeout
function settimeover(){
timesover=1;
}

//affiche le menu et les sous menu
function doMenuOn(id) {
		//alert("toto");
	/* initialize the menu to figure out which tab is set to active */
	if (intRunCount < 1)
	{
		doInitializeMenu();
		intRunCount++;
	}

	
	//if (boolFirstMenuFlag == true)
	//{

		/*hide any menus that might be open*/
		//if (document.getElementById("menuItem-" + id).className == "mainMenuItem active" && timesover==0)
		//{
		//alert("active");
		//timesover=1;
		//}
		//else
		//{
		timesover=1;
		doHideAll();
		/* if statement to check if the submenu acutally exists, because the home menu doesn't have one */
		if(document.getElementById("subMenu-" + id))
			document.getElementById("subMenu-" + id).style.visibility = "visible"; /*turn on the submenu*/
		
		/*change the style of the tab to the hover style*/	
		document.getElementById("menuItem-" + id).className = "menuItemOn"; 
	
		/* stop the timer */
		doStopTime(); 
		//}
	//}
}

//lance le timeout
function doMenuOff(id) {
for (i=0; i<intNumTabs; i++)
	{
			if(document.getElementById("menuItem-" + asTabs[i]).className=="menuItemOn")
				timesover=1;
	}
	/*start the timer */
	doStartTime(); 
}

//cache l'ensemble des sous menu
function doHideAll(){
	
	for (i=0; i<intNumTabs; i++)
	{
		/* if statement to check if the submenu exists before we try to hide it */
		if(document.getElementById("subMenu-" + asTabs[i]))
			document.getElementById("subMenu-" + asTabs[i]).style.visibility = "hidden"; /* hide the submenu */
		/*set all tabs to the inactive style */
		document.getElementById("menuItem-" + asTabs[i]).className="";
	}
	/*set the active tab to the active style*/
	if (intTabActive < 999)
	{
		document.getElementById("menuItem-" + asTabs[intTabActive]).className="menuItemOn";
	}
}

//arret des compteurs
function doStopTime(){
	if (boolTimerOn){
		clearTimeout(timerID);
        timerID = null;
        boolTimerOn = false;
	}

}

//lance les compteurs
function doStartTime(){
	if (boolTimerOn == false) {
		timerID=setTimeout( "doHideAll()" , intTimecount);
		boolTimerOn = true;
	}
}